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        • Key Features
        • Extension to Native File Functions
        • Lexical Scope in Scripts
        • Session Gutter
        • Source as Typed
        • Bug Fixes
        • Announcements
        • System Requirements
        • Interoperability
        • New or Changed Configuration Parameters
        • DYALOG_GUTTER_ENABLE
        • DYALOG_DISCARD_FN_SOURCE
        • DYALOG_INITSESSION
        • DyalogLink
        • DyalogStartup_X
        • DyalogStartupSE
        • Log_File
        • Language Changes
        • File Hold
        • Fix Script
        • Allocate Token Range
        • Memory Manager Statistics
        • Enable Compression of Large Components
        • Discard Source Information
        • Discard Source Code
        • Hash Table Size
        • Lookup Table Size
        • AllowContextMenu
        • ExecuteJavaScript
        • GetZoomLevel
        • IsLoading
        • LoadEnd
        • SetZoomLevel
      • Documentation
      • Files and Directories
      • File Extensions
      • APL Fonts
      • Interoperability and Compatibility
      • The APL Command Line
      • APL Exit Codes
      • Dyalog Serial Number
        • Introduction
        • AddClassHeaders
        • AplCoreName
        • aplk
        • aplkeys
        • aplnid
        • aplt
        • apltrans
        • APL_CODE_E_MAGNITUDE
        • APL_COMPLEX_AS_V12
        • APL_FCREATE_PROPS_C
        • APL_FCREATE_PROPS_J
        • APL_FAST_FCHK
        • APL_MAX_THREADS
        • APL_TextInAplCore
        • AutoDPI
          • CancelKey1
          • CancelKey2
          • Cols
          • CommonKey1
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          • CompleteKey2
          • Enabled
          • History
          • HistorySize
          • PrefixSize
          • Rows
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        • AutoFormat
        • AutoIndent
        • auto_pw
        • CFEXT
        • ClassicMode
        • ClassicModeSavePosition
        • CMD_PREFIX and CMD_POSTFIX
        • ConfigFile
        • confirm_abort
        • confirm_close
        • confirm_fix
        • confirm_session_delete
        • default_div
        • default_io
        • default_ml
        • default_pp
        • default_pw
        • default_rtl
        • default_wx
        • DMXOUTPUTONERROR
        • DockableEditWindows
        • DoubleClickEdit
        • dyalog
        • DyalogEmailAddress
        • DyalogHelpDir
        • DyalogInstallDir
        • DyalogLink
        • DyalogStartup
        • DyalogStartupSE
        • DyalogStartup_X
        • DyalogWebSite
        • DYALOG_DISCARD_FN_SOURCE
        • DYALOG_EVENTLOGGINGLEVEL
        • DYALOG_EVENTLOGNAME
        • DYALOG_GUTTER_ENABLE
        • Dyalog_LineEditor_Mode
        • Dyalog_NETCore
        • DYALOG_NOPOPUPS
        • DYALOG_PIXEL_TYPE
        • DYALOG_SERIAL
        • EditorState
        • Edit_Cols
        • Edit_First_X
        • Edit_First_Y
        • Edit_Offset_X
        • Edit_Offset_Y
        • Edit_Rows
        • ENABLE_CEF
        • ErrorOnExternalException
        • ExternalHelpURL
        • File_Stack_Size
        • greet_bitmap
        • history_size
        • inifile
        • InitFullScriptNormal
        • InitFullScriptSusp
        • InitialKeyboardLayout
        • InitialKeyboardLayoutInUse
        • InitialKeyboardLayoutShowAll
        • input_size
        • KeyboardInputDelay
        • Load
        • localdyalogdir
        • log_file
        • log_file_inuse
        • log_size
        • LX
        • mapchars
        • MaxAplCores
        • maxws
        • OverstrikesPopup
        • PassExceptionsToOpSys
        • pfkey_size
        • ProgramFolder
        • PropertyExposeRoot
        • PropertyExposeSE
        • qcmd_timeout
        • ResolveOverstrikes
        • RIDE_Init
        • RIDE_Spawned
        • RunAsService
        • SaveContinueOnExit
        • SaveLogOnExit
        • SaveSessionOnExit
        • Serial
        • SessionOnTop
        • session_file
        • ShowStatusOnError
        • SingleTrace
        • SkipLines
        • SM_Cols
        • SM_Rows
        • StatusOnEdit
        • TabStops
        • ToolBarsOnEdit
        • TraceStopMonitor
        • Trace_First_X
        • Trace_First_Y
        • Trace_level_warn
        • Trace_Offset_X
        • Trace_Offset_Y
        • Trace_On_Error
        • UCMDCacheFile
        • UnicodeToClipboard
        • URLHighlight
        • UseExternalHelpURL
        • UserConfigFile
        • UseXCV
          • ValueTips/ColourScheme
          • ValueTips/Delay
          • ValueTips/Enabled
        • WantsSpecialKeys
        • WrapSearch
        • WrapSearchMsgBox
        • WSEXT
        • WSPATH
        • XPLookAndFeel
        • yy_window
      • Registry SubFolders
      • Configuration Files
      • Window Captions
      • Workspace Management
      • Interface with Windows
      • Auxiliary Processors
      • Access Control for External Variables
      • Shell Scripts
      • Creating Executables
      • Run-Time Applications and Components
      • Run-Time Applications Additonal Considerations
      • COM Objects and the Dyalog APL DLL
      • APL Application as a Service
      • APLService Logging Events
          • General Tab
          • Unicode Input Tab
          • Input Tab (Classic Edition)
          • Output Tab (Classic Edition)
          • Keyboard Shortcuts Tab
          • Workspace Tab
          • Help/DMX Tab
          • Windows Tab
          • Session Tab
          • Trace/Edit Tab
          • Auto Complete Tab
          • SALT Tab
          • User Commands Tab
          • Object Syntax Tab
          • Saved ResponsesTab
        • Colour Selection Dialog
        • Print Configuration Dialog
      • Introduction
      • Installing Dyalog APL
      • Dyalog Serial Number
      • Konsole
      • APL VNC RDP
      • PuTTY
        • Introduction
        • Configuration Files
        • Environment Variables
      • Configuring the Editor
      • Starting from scripts
      • Magic
      • SE and SALT
      • HOME dyalog directory
      • QuadNA and UNIX
      • Miscellaneous
      • BuildID
        • Workspaces
        • Legal Names
          • Introduction
          • Numbers
          • Characters
          • Enclosed Elements
          • Specification of Variables
          • Vector Notation
          • Structuring of Arrays
          • Display of Arrays
          • Prototypes and Fill Items
          • Cells and Subarrays
        • Expressions
        • Functions
        • Operators
        • Binding Strength
        • Function Trains
        • Search Functions and Hash Tables
          • Introduction
          • Idiom List
        • Parallel Execution
        • Complex Numbers
        • 128 Bit Decimal Floating-Point Support
          • Overview
          • Namespace Syntax
          • Namespace Reference Evaluation
          • Namespaces and Localisation
          • Namespace References
          • Unnamed Namespaces
          • Arrays of Namespace References
          • Distributed Assignment
          • Distributed Functions
          • Namespaces and Operators
          • Serialising Namespaces
        • External Variables
        • Component Files
        • Auxiliary Processors
        • Introduction
          • Introduction
          • Model Syntax
          • Statements
          • Global & Local Names
          • Locals Lines
          • Namelists
          • Locked Functions & Operators
            • Introduction
            • Access Statement
            • Attribute Statement
            • Implements Statement
            • Signature Statement
            • Introduction
            • If Statement
            • While Statement
            • Repeat Statement
            • For Statement
            • Select Statement
            • With Statement
            • Hold Statement
            • Trap Statement
            • GoTo Statement
            • Return Statement
            • Leave Statement :Leave
            • Continue Statement
            • Section Statement
            • Disposable Statement
          • APL Line Editor
          • Introduction
          • MultiLine Dfns
          • Default Left Argument
          • Guards
          • Shy Result
          • Lexical Name Scope
          • Error Guards
          • Dops
          • Recursion
          • Tail Calls
          • Restrictions
          • Introducing Classes
          • Defining Classes
          • Editing Classes
          • Inheritance
          • Instances
          • Introduction
          • Constructor Overloading
          • Niladic (Default) Constructors
          • Empty Arrays of Instances: Why?
          • Empty Arrays of Instances: How?
          • Base Constructors
          • Niladic Example
          • Monadic Example
          • Destructors
          • Introduction
            • Introduction
            • Public Fields
            • Initialising Fields
            • Private Fields
            • Shared Fields
            • Trigger Fields
            • Methods
            • Shared Methods
            • Instance Methods
            • Superseding Base Class Methods
            • Properties
            • Simple Instance Properties
            • Simple Shared Properties
              • Introduction
              • Example
            • The Default Property
            • ComponentFile Class
              • Introduction
              • Example 1
              • Example 2
          • Introduction
          • Example
          • Introduction
          • Example
          • Nested Classes
          • GolfService Example
          • Namespace Scripts
          • DiaryStuff Example
        • Including Script Files
          • Introduction
          • Interface Statement
          • Namespace Statement
          • Class Statement
          • Using Statement
          • Attribute Statement
          • Access Statement
          • Implements Statement
        • Field Statement
          • Property Statement
          • PropertyArguments Class
          • PropertyGet Function Syntax
          • PropertySet Function Syntax
          • PropertyShape Function Syntax
        • Introduction
        • Language Elements.
        • Thread Switching
        • Name Scope
        • Stack Considerations
        • Globals and the Order of Execution
        • Threads & Niladic Functions
        • Threads & External Functions
        • Synchronising Threads
        • Semaphore Example
        • Latch Example
        • Debugging
        • Introduction
        • Example
        • Global Triggers
        • Introduction
        • Component Files
        • Programming Techniques
        • File Design
        • Internal Structure
        • The Effect of Buffering
        • Integrity and Security
        • Standard Error Action
        • Error Trapping
        • Error Trapping Examples
        • Signalling Events
        • Handling Unexpected Errors
        • Introduction
        • APL Error Messages
        • Operating System Error Messages
        • Windows Operating System Error Messages
          • bad ws
          • cannot create name
          • clear ws
          • copy incomplete
          • DEADLOCK
          • defn error
          • DOMAIN ERROR
          • EOF INTERRUPT
          • EXCEPTION
          • FIELD CONTENTS RANK ERROR
          • FIELD CONTENTS TOO MANY COLUMNS
          • FIELD POSITION ERROR
          • FIELD CONTENTS TYPE MISMATCH
          • FIELD TYPE BEHAVIOUR UNRECOGNISED
          • FIELD ATTRIBUTES RANK ERROR
          • FIELD ATTRIBUTES LENGTH ERROR
          • FULL SCREEN ERROR
          • KEY CODE UNRECOGNISED
          • KEY CODE RANK ERROR
          • KEY CODE TYPE ERROR
          • FORMAT FILE ACCESS ERROR
          • FORMAT FILE ERROR
          • FILE ACCESS ERROR
          • FILE ACCESS ERROR CONVERTING
          • FILE COMPONENT DAMAGED
          • FILE DAMAGED
          • FILE FULL
          • FILE INDEX ERROR
          • FILE NAME ERROR
          • FILE NAME QUOTA USED UP
          • FILE SYSTEM ERROR
          • FILE SYSTEM NO SPACE
          • FILE SYSTEM NOT AVAILABLE
          • FILE SYSTEM TIES USED UP
          • FILE TIE ERROR
          • FILE TIED
          • FILE TIED REMOTELY
          • FILE TIE QUOTA USED UP
          • FORMAT ERROR
          • HOLD ERROR
          • incorrect command
          • INDEX ERROR
          • INTERNAL ERROR
          • INTERRUPT
          • is name
          • LENGTH ERROR
          • LIMIT ERROR
          • NONCE ERROR
          • NO PIPES
          • name is not a ws
          • Name already exists
          • Namespace does not exist
          • not copied name
          • not found name
          • not saved this ws is name
          • PROCESSOR TABLE FULL
          • RANK ERROR
          • RESIZE
          • name saved date time
          • SYNTAX ERROR
          • sys error number
          • TIMEOUT
          • TRANSLATION ERROR
          • TRAP ERROR
          • too many names
          • VALUE ERROR
          • warning duplicate label
          • warning duplicate name
          • warning pendent operation
          • warning label name present
          • warning unmatched brackets
          • warning unmatched parentheses
          • was name
          • WS FULL
          • ws not found
          • ws too large
          • FILE ERROR 1 Not owner
          • FILE ERROR 2 No such file
          • FILE ERROR 5 I O error
          • FILE ERROR 6 No such device
          • FILE ERROR 13 Permission denied
          • FILE ERROR 20 Not a directory
          • FILE ERROR 21 Is a directory
          • FILE ERROR 23 File table overflow
          • FILE ERROR 24 Too many open
          • FILE ERROR 26 Text file busy
          • FILE ERROR 27 File too large
          • FILE ERROR 28 No space left
          • FILE ERROR 30 Read only file
        • System Errors
        • Introduction
        • Using APLMON
        • APLMON output
        • Special syntax
        • Notes
        • Language Elements
        • Brackets
        • Special Symbols
        • Introduction
        • Scalar Functions
        • Mixed Functions
        • Notes
          • Negative
          • Direction (Signum)
          • Reciprocal
          • Magnitude
          • Floor
          • Ceiling
          • Exponential
          • Natural Logarithm
          • Pi Times
          • Factorial
          • Not
          • Roll
          • Type
          • Add
          • Subtract
          • Multiply
          • Divide
          • Residue
          • Minimum
          • Maximum
          • Power
          • Logarithm
          • Binomial
          • And Lowest Common Multiple
          • Or Greatest Common Divisor
          • Nand
          • Nor
          • Less
          • Less Or Equal
          • Equal
          • Greater Or Equal
          • Greater
          • Not Equal
        • Trigonometric Functions
          • Shape
          • Ravel
          • Ravel with Axes
          • Reverse
          • Table
          • Tally
          • Transpose
          • Mix
          • Split
          • Enclose
          • Enclose with Axes
          • Nest
          • Format
          • Depth
          • Enlist
          • Reshape
          • Catenate and Laminate
          • Rotate
          • Dyadic Transpose
          • Partitioned Enclose
          • Partition
          • Dyadic Format
          • Right
          • Same
          • Left
          • Disclose
          • Unique
          • Unique Mask
          • Pick
          • Take
          • Take with Axes
          • Drop
          • Drop with Axes
          • Replicate
          • Expand
          • Excluding
          • Intersection
          • Union
          • Index Generator
          • Grade Up
          • Grade Down
          • Index
          • Index with Axes
          • Index Of
          • Interval Index
          • Where
          • Membership
          • Find
          • Dyadic Grade Up
          • Dyadic Grade Down
          • Deal
          • Match
          • Not Match
          • Zilde
          • Abort
          • Branch
          • Execute
          • Matrix Inverse
          • Decode
          • Encode
          • Matrix Divide
          • Introduction
          • Abort
          • Add
          • And, Lowest Common Multiple
          • Assignment
          • Assignment Indexed
          • Assignment Selective
          • Binomial
          • Branch
          • Catenate Laminate
          • Catenate First
          • Ceiling
          • Circular
          • Conjugate
          • Deal
          • Decode
          • Depth
          • Direction Signum
          • Disclose
          • Divide
          • Drop
          • Drop with Axes
          • Enclose
          • Enclose with Axes
          • Encode
          • Enlist
          • Equal
          • Excluding
          • Execute
          • Expand
          • Expand First
          • Exponential
          • Factorial
          • Find
          • First
          • Floor
          • Format Monadic
          • Format Dyadic
          • Grade Down Monadic
          • Grade Down Dyadic
          • Grade Up Monadic
          • Grade Up Dyadic
          • Greater
          • Greater Or Equal
          • Index
          • Index with Axes
          • Index Generator
          • Index Of
          • Indexing
          • Intersection
          • Interval Index
          • Left
          • Less
          • Less Or Equal
          • Logarithm
          • Magnitude
          • Match
          • Materialise
          • Matrix Divide
          • Matrix Inverse
          • Maximum
          • Membership
          • Minimum
          • Minus
          • Mix
          • Multiply
          • Nand
          • Natural Logarithm
          • Negative
          • Nest
          • Nor
          • Not
          • Not Equal
          • Not Match
          • Or, Greatest Common Divisor
          • Partition
          • Partitioned Enclose
          • Pi Times
          • Pick
          • Plus
          • Power
          • Ravel
          • Ravel with Axes
          • Reciprocal
          • Replicate
          • Replicate First
          • Reshape
          • Residue
          • Reverse
          • Reverse First
          • Right
          • Roll
          • Rotate
          • Rotate First
          • Same
          • Shape
          • Split
          • Subtract
          • Table
          • Take
          • Take with Axes
          • Tally
          • Times
          • Transpose Monadic
          • Transpose Dyadic
          • Type
          • Union
          • Unique
          • Unique Mask
          • Where
          • Without
          • Zilde
        • Introduction
        • Operator Syntax
        • Operators Summarised
          • Assignment Modified
          • Assignment Indexed Modified
          • Assignment Selective Modified
          • At
          • Atop
          • Axis with Monadic Operand
          • Axis with Dyadic Operand
          • Beside
          • Bind
          • Commute
          • Constant
          • Each with Monadic Operand
          • Each with Dyadic Operand
          • I-Beam
          • Inner Product
          • Key
          • Outer Product
          • Over
          • Power Operator
          • Rank
          • Reduce
          • Reduce First
          • Reduce N Wise
          • Reduce First N Wise
          • Scan
          • Scan First
          • Spawn
          • Stencil
          • Variant
        • Introduction
        • Inverted Table Index Of
        • Execute Expression
        • Overwrite Free Pockets
        • Canonical Representation
        • Unsqueezed Type
        • Syntax Colouring
        • Syntax Colour Tokens
        • Compress/Uncompress vector of short integers
        • Serialise/Deserialise Arrays
        • Compiler Control
        • Trap Control
        • Case Convert
        • Called Monadically
        • Temporary Directory
        • Loaded Libraries
        • Set Shell Script Debug Options
        • Number of Threads
        • Parallel Execution Threshold
        • Update Function Timestamp
        • Format Datetime
        • Set aplcore Parameters
        • Hash Array
        • Memory Manager Statistics
        • Specify Workspace Available
        • Disable Global Triggers
        • Update DataTable
        • Read DataTable
        • Remove Data Binding
        • Create Data Binding Source
        • Create .NET Delegate
        • Identify .NET Type
        • Flush Session Caption
        • Close all Windows
        • Set Dyalog Pixel Type
        • Override COM Default Value
        • Export To Memory
        • Close .NET AppDomain
        • Verify .NET Interface
        • Set Workspace Save Options
        • Expose Root Properties, Events and Methods
        • Discard Thread on Exit
        • Discard Parked Threads
        • Mark Thread as Uninterruptible
        • Spawn .NET Thread
        • Continue Autosave
        • Disable Component Checksum Validation
        • Enable Compression of Large Components
        • Send Text to Ride-embedded Browser
        • Connected to Ride
        • Manage Ride
        • Fork New Task
        • Change User
        • Reap Forked Tasks
        • Signal Counts
        • Discard Source Information
        • Discard Source Code
        • List Loaded Files
        • List Loaded File Objects
        • Remove Loaded File Object Info
        • Loaded File Object Info
        • JSON Translate Name
        • Singular Value Decomposition
        • Hash Table Size
        • Lookup Table Size
        • Sample Probability Distribution
        • Line Count
        • Ride and Experimental Features-related I-Beams
        • Introduction
          • Introduction
            • Introduction
              • Comparison Tolerance
              • Decimal Comparison Tolerance
              • Division Method
              • Floating Point Representation
              • Index Origin
              • Migration Level
              • Print Precision
              • Random Link
            • Introduction
            • Account Information
            • Account Name
            • Clear Workspace
            • Copy Workspace
            • Delay
            • Load Workspace
            • Sign Off APL
            • Search Path
            • Save Workspace
            • Timestamp
            • Introduction
              • Alphabetic Characters
              • Digits
              • Null Item
            • Introduction
              • Execute Windows Command
              • Start Windows Auxiliary Processor
              • Comma Separated Values
              • Data Representation Monadic
              • Data Representation Dyadic
              • Format Monadic
              • Format Dyadic
              • JSON Convert
              • Map File
              • Name Association
              • Replace
              • Search
              • Execute UNIX Command
              • Start UNIX Auxiliary Processor
              • Unicode Convert
              • Using Microsoft Net Search Path
              • Verify Fix Input
              • XML Convert
            • Introduction
            • Attributes
            • Canonical Representation
            • Edit Object
            • Expunge Object
            • Fix Definition
            • Lock Definition
            • Set Monitor
            • Query Monitor
            • Object Representation
            • Nested Representation
            • Profile Application
            • Cross References
            • Set Stop
            • Query Stop
            • Set Trace
            • Query Trace
            • Vector Representation
            • Introduction
            • Base Class
            • Class
            • Change Space
            • Display Form
            • Fix Script
            • Instances
            • New Instance
            • Namespace
            • Source
            • This Space
            • Introduction
              • Character Input/Output
              • Evaluated Input/Output
              • Arbitrary Input
              • Arbitrary Output
              • Response Time Limit
            • Introduction
            • Append Component
            • File System Availability
            • File Check and Repair
            • Copy File
            • Create File
            • Drop Components
            • Erase File
            • File History
            • Hold File
            • File Library List
            • Tied File Names
            • Tied File Numbers
            • File Properties
            • Read File Access Matrix
            • Read File Component Information
            • Read Component
            • Rename File
            • Replace Component
            • Resize File
            • File Size
            • Set File Access Matrix
            • Share Tie File
            • Tie File
            • Untie Files
            • Introduction
            • File Parts
            • Make Directory
            • Append Value to a Native File
            • Create Native File
            • Native File Copy
            • Delete Native File or Directory
            • Erase Native File
            • Determine if Native File Exists
            • Read Text File
            • Native File Information
            • Lock Native File
            • Native File Move
            • Names of open Native Files
            • Tie Numbers of open Native Files
            • File Name Parts
            • Write Text File
            • Read data from a Native File
            • Rename Native File
            • Write data to a Native File
            • Change size of Native File
            • Report current size of native file
            • Open Native File
            • Close one or more Native Files
            • Specify/report Native File translation
            • Introduction
            • Thread Child Numbers
            • Current Thread Identity
            • Kill Thread
            • Current Thread Name
            • Thread Numbers
            • Wait for Threads to Terminate
            • Introduction
            • Get Tokens
            • Kill Thread
            • Token Pool
            • Put Tokens
            • Token Requests
            • Introduction
            • Diagnostic Message
            • Extended Diagnostic Message
            • Event Message
            • Event Number
            • Exception
            • Signal Event
            • Trap Events
            • Introduction
              • Line Count
              • Latent Expression
              • Name Classification
              • Name List
              • Namespace Indicator
              • Space Indicator
              • State Indicator
              • Shadow Name
              • Size of Object
              • State Indicator Stack
              • State of Object
              • Workspace Available
              • Workspace Identification
              • Extended State Indicator
            • Introduction
            • Query Access Control
            • Set Access Control
            • Offer Shared Variable
            • Shared Variable Offer
            • Query Degree of Coupling
            • Shared Variable Query
            • Shared Variable Retract Offer
            • Shared Variable State
            • Introduction
            • Dequeue Events
            • Export Object
            • Enqueue Event
            • Windows Create Object
            • Windows Get Property
            • Windows Child Names
            • Windows Set Property
            • Window Expose
            • Introduction
            • Underscored Alphabetic Characters
            • Atomic Vector
            • Atomic Vector Unicode
            • Key Label
            • Program Function Key
            • Screen Dimensions
            • Screen Map
            • Screen Read
            • Variant
            • Terminal Control
            • Set External Variable
            • Query External Variable
        • System Variables
          • Introduction
          • Character Input Output
          • Evaluated Input Output
          • Underscored Alphabetic Characters
          • Alphabetic Characters
          • Account Information
          • Account Name
          • Arbitrary Input
          • Arbitrary Output
          • Attributes
          • Extended Attributes
          • Atomic Vector
          • Atomic Vector Unicode
          • Base Class
          • Case Convert
          • Class
          • Clear Workspace
          • Execute Windows Command
          • Start Windows Auxiliary Processor
          • Canonical Representation
          • Change Space
          • Comma Separated Values
          • Comparison Tolerance
          • Copy Workspace
          • Digits
          • Decimal Comparison Tolerance
          • Display Form
          • Division Method
          • Delay
          • Diagnostic Message
          • Extended Diagnostic Message
          • Dequeue Events
          • Data Representation Monadic
          • Data Representation Dyadic
          • Datetime
          • Edit Object
          • Event Message
          • Event Number
          • Exception
          • Expunge Object
          • Export Object
          • File Append Component
          • File System Available
          • File Check and Repair
          • File Copy
          • File Create
          • File Drop Component
          • File Erase
          • File History
          • File Hold
          • Fix Script
          • Component File Library
          • Format Monadic
          • Format Dyadic
          • File Names
          • File Numbers
          • File Properties
          • Floating Point Representation
          • File Read Access
          • File Read Component Information
          • File Read Component
          • File Rename
          • File Replace Component
          • File Resize
          • File Size
          • File Set Access
          • File Share Tie
          • Exclusive File Tie
          • File Untie
          • Fix Definition
          • Instances
          • Index Origin
            • Introduction
            • JSON Name Mangling
          • Key Label
          • Line Count
          • Load Workspace
          • Lock Definition
          • Latent Expression
          • Map File
          • Make Directory
          • Migration Level
          • Set Monitor
          • Query Monitor
          • Name Association
          • Native File Append
          • Name Classification
          • Native File Copy
          • Native File Create
          • Native File Delete
          • Native File Erase
          • New Instance
          • Native File Exists
          • Read Text File
          • Native File Information
          • Name List
          • Native File Lock
          • Native File Move
          • Native File Names
          • Native File Numbers
          • File Name Parts
          • Write Text File
          • Enqueue Event
          • Nested Representation
          • Native File Read
          • Native File Rename
          • Native File Replace
          • Native File Resize
          • Namespace
          • Namespace Indicator
          • Native File Size
          • Native File Tie
          • Null Item
          • Native File Untie
          • Native File Translate
          • Sign Off APL
          • Variant
          • Object Representation
          • Search Path
          • Program Function Key
          • Print Precision
          • Profile Application
          • Print Width
          • Replace
          • Cross References
          • Random Link
          • Space Indicator
          • Response Time Limit
          • Search
          • Save Workspace
          • Screen Dimensions
          • Session Namespace
          • Execute UNIX Command
          • Start UNIX Auxiliary Processor
          • Shadow Name
          • State Indicator
          • Signal Event
          • Size of Object
          • Screen Map
          • Screen Read
          • Source
          • State Indicator Stack
          • State of Object
          • Set Stop
          • Query Stop
          • Set Access Control
          • Query Access Control
          • Shared Variable Offer
          • Query Degree of Coupling
          • Shared Variable Query
          • Shared Variable Retract Offer
          • Shared Variable State
          • Allocate Token Range
          • Terminal Control
          • Thread Child Numbers
          • Get Tokens
          • This Space
          • Current Thread Identity
          • Kill Thread
          • Current Thread Name
          • Thread Numbers
          • Token Pool
          • Put Tokens
          • Set Trace
          • Query Trace
          • Trap Event
          • Token Requests
          • Timestamp
          • Wait for Threads to Terminate
          • Unicode Convert
          • Using Microsoft Net Search Path
          • Vector Representation
          • Verify Fix Input
          • Workspace Available
          • Windows Create Object
          • Windows Get Property
          • Windows Child Names
          • Windows Set Property
          • Workspace Identification
          • Window Expose
          • XML Convert
          • Extended State Indicator
          • Set External Variable
          • Query External Variable
        • Introduction
          • List Classes
          • Clear Workspace
          • Windows Command Processor
          • Save Continuation
          • Copy Workspace
          • Change Space
          • Drop Workspace
          • Edit Object
          • Erase Object
          • List Events
          • List Global Defined Functions
          • Display Held Tokens
          • List Workspace Library
          • Load Workspace
          • List Methods
          • Create Namespace
          • List Global Namespaces
          • List Global Namespaces Short
          • Sign Off APL
          • List Global Defined Operators
          • Protected Copy
          • List Properties
          • Reset State Indicator
          • Save Workspace
          • Execute UNIX Command
          • State Indicator
          • Clear State Indicator
          • State Indicator Name List
          • Thread Identity
          • List Global Defined Variables
          • Workspace Identification
          • Load without Latent Expression
        • Introduction
        • PCRE Regular Expression Syntax Summary
        • PCRE Regular Expression Details
        • GUI Overview
        • Objects Categorised
        • Objects A-Z
        • Properties A-Z
        • Events A-Z
        • Methods A-Z
        • ActiveXContainer Object
        • ActiveXControl Object
        • Animation Object
        • Bitmap Object
        • BrowseBox Object
        • Button Object
        • ButtonEdit Object
        • Calendar Object
        • Circle Object
        • Clipboard Object
        • ColorButton Object
        • Combo Object
        • ComboEx Object
        • CoolBand Object
        • CoolBar Object
        • Cursor Object
        • DateTimePicker Object
        • Edit Object
        • Ellipse Object
        • FileBox Object
        • Font Object
        • Form Object
        • Grid Object
        • Group Object
        • HTMLRenderer Object
        • Icon Object
        • Image Object
        • ImageList Object
        • Label Object
        • List Object
        • ListView Object
        • Locator Object
        • Marker Object
        • MDIClient Object
        • Menu Object
        • MenuBar Object
        • MenuItem Object
        • Metafile Object
        • MsgBox Object
        • NetClient Object
        • NetType Object
        • OCXClass Object
        • OLEClient Object
        • OLEServer Object
        • Poly Object
        • Printer Object
        • ProgressBar Object
        • PropertyPage Object
        • PropertySheet Object
        • Rect Object
        • RichEdit Object
        • Root Object
        • Scroll Object
        • Separator Object
        • SM Object
        • Spinner Object
        • Splitter Object
        • Static Object
        • StatusBar Object
        • StatusField Object
        • SubForm Object
        • SysTrayItem Object
        • TabBar Object
        • TabBtn Object
        • TabButton Object
        • TabControl Object
        • TCPSocket Object
        • Text Object
        • Timer Object
        • TipField Object
        • ToolBar Object
        • ToolButton Object
        • ToolControl Object
        • TrackBar Object
        • TreeView Object
        • UpDown Object
        • APLVersion Property
        • Accelerator Property
        • AcceptFiles Property
        • Active Property
        • Align Property
        • AlignChar Property
        • AllowContextMenu Property
        • AlphaBlend Property
        • AlwaysShowBorder Property
        • AlwaysShowSelection Property
        • ArcMode Property
        • Array Property
        • AsChild Property
        • Attach Property
        • AutoArrange Property
        • AutoBrowse Property
        • AutoConf Property
        • AutoExpand Property
        • AutoPlay Property
        • BCol Property
        • BandBorders Property
        • BaseClass Property
        • Bits Property
        • Border Property
        • BrowseFor Property
        • BtnPix Property
        • Btns Property
        • ButtonsAcceptFocus Property
        • CBits Property
        • CEFVersion Property
        • CMap Property
        • CalendarCols Property
        • Cancel Property
        • Caption Property
        • CaseSensitive Property
        • CellFonts Property
        • CellHeights Property
        • CellSelect Property
        • CellSet Property
        • CellTypes Property
        • CellWidths Property
        • Changed Property
        • CharFormat Property
        • CharSet Property
        • CheckBoxes Property
        • Checked Property
        • ChildEdge Property
        • ChildList Property
        • CircleToday Property
        • ClassID Property
        • ClassName Property
        • ClipCells Property
        • ColLineTypes Property
        • ColSortImages Property
        • ColTitle3D Property
        • ColTitleAlign Property
        • ColTitleBCol Property
        • ColTitleDepth Property
        • ColTitleFCol Property
        • ColTitles Property
        • Collate Property
        • ColorMode Property
        • ColumnWidth Property
        • Container Property
        • Coord Property
        • Copies Property
        • CornerTitleBCol Property
        • Cue Property
        • CurCell Property
        • CurrentColor Property
        • CurrentState Property
        • CursorObj Property
        • CustomColors Property
        • CustomFormat Property
        • Data Property
        • DateTime Property
        • DblClickToggle Property
        • Decimals Property
        • Default Property
        • DefaultColors Property
        • Depth Property
        • DevCaps Property
        • Directory Property
        • Divider Property
        • DockChildren Property
        • DockShowCaption Property
        • Dockable Property
        • Docked Property
        • DragItems Property
        • Dragable Property
        • DrawMode Property
        • Duplex Property
        • EdgeStyle Property
        • EditImage Property
        • EditImageIndent Property
        • EditLabels Property
        • Elevated Property
        • Encoding Property
        • End Property
        • EnterReadOnlyCells Property
        • EvaluationDays Property
        • Event Property
        • EventList Property
        • ExportedFns Property
        • ExportedVars Property
        • FCol Property
        • FStyle Property
        • FieldType Property
        • File Property
        • FileMode Property
        • FillCol Property
        • Filters Property
        • FireOnce Property
        • FirstDay Property
        • Fixed Property
        • FixedOrder Property
        • FlatSeparators Property
        • FontList Property
        • FontObj Property
        • FormatString Property
        • Formats Property
        • FullRowSelect Property
        • GridBCol Property
        • GridFCol Property
        • GridLineFCol Property
        • GridLineWidth Property
        • GridLines Property
        • GripperMode Property
        • HAlign Property
        • HScroll Property
        • HTML Property
        • Handle Property
        • HasApply Property
        • HasButtons Property
        • HasCheckBox Property
        • HasClearButton Property
        • HasEdit Property
        • HasHelp Property
        • HasLines Property
        • HasTicks Property
        • HasToday Property
        • Header Property
        • HeaderImageIndex Property
        • HeaderImageList Property
        • HelpButton Property
        • HelpFile Property
        • HighlightHeaders Property
        • Hint Property
        • HintObj Property
        • HotSpot Property
        • HotTrack Property
        • IconObj Property
        • ImageCount Property
        • ImageIndex Property
        • ImageListObj Property
        • Indents Property
        • Index Property
        • Input Property
        • InputMode Property
        • InputModeKey Property
        • InputProperties Property
        • InstanceMode Property
        • InterceptedURLs Property
        • Interval Property
        • IsLoading Property
        • Italic Property
        • ItemGroupMetrics Property
        • ItemGroups Property
        • Items Property
        • Justify Property
        • KeepBits Property
        • KeepOnClose Property
        • LStyle Property
        • LWidth Property
        • LastError Property
        • LateBind Property
        • LicenseKey Property
        • Limits Property
        • LocalAddr Property
        • LocalAddrName Property
        • LocalPort Property
        • LocalPortName Property
        • Locale Property
        • MDIActive Property
        • MDIActiveObject Property
        • MDIMenu Property
        • MapCols Property
        • Mask Property
        • MaskCol Property
        • Masked Property
        • MaxButton Property
        • MaxDate Property
        • MaxLength Property
        • MaxSelCount Property
        • MetafileObj Property
        • MethodList Property
        • MinButton Property
        • MinDate Property
        • MonthDelta Property
        • Moveable Property
        • MultiColumn Property
        • MultiLine Property
        • MultiSelect Property
        • NewLine Property
        • Note Property
        • OKButton Property
        • OLEControls Property
        • OLEServers Property
        • OnTop Property
        • Orientation Property
        • OtherButton Property
        • OverflowChar Property
        • PName Property
        • PageActive Property
        • PageActiveObject Property
        • PageSize Property
        • PageWidth Property
        • PaperSize Property
        • PaperSizes Property
        • PaperSource Property
        • PaperSources Property
        • ParaFormat Property
        • Password Property
        • PathWordBreak Property
        • Picture Property
        • Points Property
        • Popup Property
        • Posn Property
        • PrintList Property
        • PrintRange Property
        • ProgressStyle Property
        • PropList Property
        • QueueEvents Property
        • RTFText Property
        • Radius Property
        • RadiusMode Property
        • Range Property
        • ReadOnly Property
        • RealSize Property
        • Redraw Property
        • RemoteAddr Property
        • RemoteAddrName Property
        • RemotePort Property
        • RemotePortName Property
        • ReportBCol Property
        • ReportImageIndex Property
        • ReportInfo Property
        • ResizeColTitles Property
        • ResizeCols Property
        • ResizeRowTitles Property
        • ResizeRows Property
        • Resolution Property
        • Resolutions Property
        • Rotate Property
        • RowHiddenDepth Property
        • RowLineTypes Property
        • RowTitleAlign Property
        • RowTitleBCol Property
        • RowTitleDepth Property
        • RowTitleFCol Property
        • RowTitles Property
        • RowTreeDepth Property
        • RowTreeImages Property
        • RowTreeStyle Property
        • Rows Property
        • RunMode Property
        • SIPMode Property
        • SIPResize Property
        • ScrollOpposite Property
        • SelDate Property
        • SelImageIndex Property
        • SelItems Property
        • SelRange Property
        • SelText Property
        • SelectionBorderWidth Property
        • SelectionColor Property
        • SelectionColorAlpha Property
        • ServerVersion Property
        • ShowCaptions Property
        • ShowCueWhenFocused Property
        • ShowDropDown Property
        • ShowInput Property
        • ShowSession Property
        • ShowThumb Property
        • SingleClickExpand Property
        • Size Property
        • Sizeable Property
        • SocketNumber Property
        • SocketType Property
        • SortItems Property
        • SplitObj1 Property
        • SplitObj2 Property
        • Start Property
        • StartIn Property
        • State Property
        • Step Property
        • Style Property
        • SysMenu Property
        • TabFocus Property
        • TabIndex Property
        • TabJustify Property
        • TabObj Property
        • TabSize Property
        • Target Property
        • TargetState Property
        • Text Property
        • TextSize Property
        • Thumb Property
        • ThumbRect Property
        • TickAlign Property
        • TickSpacing Property
        • Tip Property
        • TipObj Property
        • TitleHeight Property
        • TitleWidth Property
        • Today Property
        • ToolboxBitmap Property
        • TrackRect Property
        • Translate Property
        • Transparent Property
        • Type Property
        • TypeLibFile Property
        • TypeLibID Property
        • TypeList Property
        • URL Property
        • Underline Property
        • UndocksToRoot Property
        • VAlign Property
        • VScroll Property
        • ValidIfEmpty Property
        • Value Property
        • Values Property
        • VariableHeight Property
        • View Property
        • Visible Property
        • WantsReturn Property
        • WeekNumbers Property
        • Weight Property
        • WordFormat Property
        • Wrap Property
        • XRange Property
        • YRange Property
        • Yield Property
        • ActivateApp Event
        • AddCol Event
        • AddRow Event
        • AmbientChanged Event
        • AnimStarted Event
        • AnimStopped Event
        • BadValue Event
        • BalloonHide Event
        • BalloonShow Event
        • BalloonTimeout Event
        • BalloonUserClick Event
        • BeginEditLabel Event
        • CalendarDblClick Event
        • CalendarDown Event
        • CalendarMove Event
        • CalendarUp Event
        • CellChange Event
        • CellChanged Event
        • CellDblClick Event
        • CellDown Event
        • CellError Event
        • CellMove Event
        • CellOver Event
        • CellUp Event
        • Change Event
        • ClickComment Event
        • ClipChange Event
        • Close Event
        • CloseUp Event
        • ColorChange Event
        • ColumnClick Event
        • Configure Event
        • ContextMenu Event
        • Create Event
        • DDE Event
        • DateTimeChange Event
        • DisplayChange Event
        • DoPopup Event
        • DockAccept Event
        • DockCancel Event
        • DockEnd Event
        • DockMove Event
        • DockRequest Event
        • DockStart Event
        • DragDrop Event
        • DropDown Event
        • DropFiles Event
        • DropObjects Event
        • DyalogCustomMessage1 Event
        • EndEditLabel Event
        • EndSplit Event
        • ExitApp Event
        • ExitWindows Event
        • Expanding Event
        • Expose Event
        • FileBoxCancel Event
        • FileBoxOK Event
        • FontCancel Event
        • FontOK Event
        • FrameContextMenu Event
        • GesturePan Event
        • GesturePressAndTap Event
        • GestureRotate Event
        • GestureTwoFingerTap Event
        • GestureZoom Event
        • GetDayStates Event
        • GetTipText Event
        • GotFocus Event
        • GridCopy Event
        • GridCopyError Event
        • GridCut Event
        • GridDelete Event
        • GridDropSel Event
        • GridKeyPress Event
        • GridPaste Event
        • GridPasteError Event
        • GridSelect Event
        • HScroll Event
        • HTTPRequest Event
        • HThumbDrag Event
        • Help Event
        • HideComment Event
        • Idle Event
        • IndexChanged Event
        • ItemDblClick Event
        • ItemDown Event
        • ItemUp Event
        • KeyError Event
        • KeyPress Event
        • LoadEnd Event
        • Locator Event
        • LostFocus Event
        • MDIActivate Event
        • MDIDeactivate Event
        • MouseDblClick Event
        • MouseDown Event
        • MouseEnter Event
        • MouseLeave Event
        • MouseMove Event
        • MouseUp Event
        • MouseWheel Event
        • MsgBtn1 Event
        • MsgBtn2 Event
        • MsgBtn3 Event
        • PageActivate Event
        • PageApply Event
        • PageBack Event
        • PageCancel Event
        • PageChanged Event
        • PageDeactivate Event
        • PageFinish Event
        • PageHelp Event
        • PageNext Event
        • PreCreate Event
        • Protected Event
        • Retracting Event
        • Scroll Event
        • SelDateChange Event
        • Select Event
        • SelectCertificate Event
        • ServiceNotification Event
        • SetColSize Event
        • SetItemPosition Event
        • SetRowSize Event
        • SetSpinnerText Event
        • ShowComment Event
        • Spin Event
        • Splitting Event
        • StartSplit Event
        • StateChange Event
        • SysColorChange Event
        • TCPAccept Event
        • TCPClose Event
        • TCPConnect Event
        • TCPError Event
        • TCPGotAddr Event
        • TCPGotPort Event
        • TCPReady Event
        • TCPRecv Event
        • ThumbDrag Event
        • Timer Event
        • VScroll Event
        • VThumbDrag Event
        • WebSocketError Event
        • WebSocketReceive Event
        • WebSocketUpgrade Event
        • WinIniChange Event
        • Abort Method
        • AddChildren Method
        • AddComment Method
        • AddItems Method
        • AnimClose Method
        • AnimOpen Method
        • AnimPlay Method
        • AnimStop Method
        • Animate Method
        • Browse Method
        • CancelToClose Method
        • CellFromPoint Method
        • ChooseFont Method
        • ColChange Method
        • ColSorted Method
        • DateToIDN Method
        • DelCol Method
        • DelComment Method
        • DelRow Method
        • DeleteChildren Method
        • DeleteItems Method
        • DeleteTypeLib Method
        • Detach Method
        • DuplicateColumn Method
        • DuplicateRow Method
        • ExecuteJavaScript Method
        • FileRead Method
        • FileWrite Method
        • Flush Method
        • GetBuildID Method
        • GetCellRect Method
        • GetCommandLine Method
        • GetCommandLineArgs Method
        • GetComment Method
        • GetEnvironment Method
        • GetEventInfo Method
        • GetFocus Method
        • GetFocusObj Method
        • GetItemHandle Method
        • GetItemPosition Method
        • GetItemState Method
        • GetMethodInfo Method
        • GetMinSize Method
        • GetParentItem Method
        • GetPropertyInfo Method
        • GetServiceState Method
        • GetTextSize Method
        • GetTypeInfo Method
        • GetVisibleRange Method
        • GetZoomLevel Method
        • GreetBitmap Method
        • IDNToDate Method
        • ListTypeLibs Method
        • LockColumns Method
        • LockRows Method
        • MDIArrange Method
        • MDICascade Method
        • MDITile Method
        • MakeGIF Method
        • MakePNG Method
        • NameFromHandle Method
        • NewPage Method
        • OLEAddEventSink Method
        • OLEDeleteEventSink Method
        • OLEListEventSinks Method
        • OLEQueryInterface Method
        • OLERegister Method
        • OLEUnregister Method
        • Print Method
        • PrintToPDF Method
        • ProgressStep Method
        • RTFPrint Method
        • RTFPrintSetup Method
        • RowChange Method
        • RowSetVisibleDepth Method
        • SetCellSet Method
        • SetCellType Method
        • SetEventInfo Method
        • SetFinishText Method
        • SetFnInfo Method
        • SetItemImage Method
        • SetItemState Method
        • SetMethodInfo Method
        • SetPropertyInfo Method
        • SetServiceState Method
        • SetVarInfo Method
        • SetWizard Method
        • SetZoomLevel Method
        • Setup Method
        • ShowBalloonTip Method
        • ShowDevTools Method
        • ShowHelp Method
        • ShowItem Method
        • ShowProperties Method
        • ShowSIP Method
        • TCPGetHostID Method
        • TCPSend Method
        • TCPSendPicture Method
        • Undo Method
        • Wait Method
        • WebSocketClose Method
        • WebSocketSend Method
        • Abort Method
        • Accelerator Property
        • AcceptFiles Property
        • ActivateApp Event
        • Active Property
        • ActiveXContainer Object
        • ActiveXControl Object
        • AddChildren Method
        • AddCol Event
        • AddComment Method
        • AddItems Method
        • AddRow Event
        • Align Property
        • AlignChar Property
        • AllowContextMenu Property
        • AlphaBlend Property
        • AlwaysShowBorder Property
        • AlwaysShowSelection Property
        • AmbientChanged Event
        • Animate Method
        • Animation Object
        • AnimClose Method
        • AnimOpen Method
        • AnimPlay Method
        • AnimStarted Event
        • AnimStop Method
        • AnimStopped Event
        • APLVersion Property
        • ArcMode Property
        • Array Property
        • AsChild Property
        • Attach Property
        • AutoArrange Property
        • AutoBrowse Property
        • AutoConf Property
        • AutoExpand Property
        • AutoPlay Property
        • BadValue Event
        • BalloonHide Event
        • BalloonShow Event
        • BalloonTimeout Event
        • BalloonUserClick Event
        • BandBorders Property
        • BaseClass Property
        • BCol Property
        • BeginEditLabel Event
        • Bitmap Object
        • Bits Property
        • Border Property
        • Browse Method
        • BrowseBox Object
        • BrowseFor Property
        • BtnPix Property
        • Btns Property
        • Button Object
        • ButtonEdit Object
        • ButtonsAcceptFocus Property
        • Calendar Object
        • CalendarCols Property
        • CalendarDblClick Event
        • CalendarDown Event
        • CalendarMove Event
        • CalendarUp Event
        • Cancel Property
        • CancelToClose Method
        • Caption Property
        • CaseSensitive Property
        • CBits Property
        • CEFVersion Property
        • CellChange Event
        • CellChanged Event
        • CellDblClick Event
        • CellDown Event
        • CellError Event
        • CellFonts Property
        • CellFromPoint Method
        • CellHeights Property
        • CellMove Event
        • CellOver Event
        • CellSelect Property
        • CellSet Property
        • CellTypes Property
        • CellUp Event
        • CellWidths Property
        • Change Event
        • Changed Property
        • CharFormat Property
        • CharSet Property
        • CheckBoxes Property
        • Checked Property
        • ChildEdge Property
        • ChildList Property
        • ChooseFont Method
        • Circle Object
        • CircleToday Property
        • ClassID Property
        • ClassName Property
        • ClickComment Event
        • Clipboard Object
        • ClipCells Property
        • ClipChange Event
        • Close Event
        • CloseUp Event
        • CMap Property
        • ColChange Method
        • Collate Property
        • ColLineTypes Property
        • ColorButton Object
        • ColorChange Event
        • ColorMode Property
        • ColSorted Method
        • ColSortImages Property
        • ColTitle3D Property
        • ColTitleAlign Property
        • ColTitleBCol Property
        • ColTitleDepth Property
        • ColTitleFCol Property
        • ColTitles Property
        • ColumnClick Event
        • ColumnWidth Property
        • Combo Object
        • ComboEx Object
        • Configure Event
        • Container Property
        • ContextMenu Event
        • CoolBand Object
        • CoolBar Object
        • Coord Property
        • Copies Property
        • CornerTitleBCol Property
        • Create Event
        • Cue Property
        • CurCell Property
        • CurrentColor Property
        • CurrentState Property
        • Cursor Object
        • CursorObj Property
        • CustomColors Property
        • CustomFormat Property
        • Data Property
        • DateTime Property
        • DateTimeChange Event
        • DateTimePicker Object
        • DateToIDN Method
        • DblClickToggle Property
        • DDE Event
        • Decimals Property
        • Default Property
        • DefaultColors Property
        • DelCol Method
        • DelComment Method
        • DeleteChildren Method
        • DeleteItems Method
        • DeleteTypeLib Method
        • DelRow Method
        • Depth Property
        • Detach Method
        • DevCaps Property
        • Directory Property
        • DisplayChange Event
        • Divider Property
        • Dockable Property
        • DockAccept Event
        • DockCancel Event
        • DockChildren Property
        • Docked Property
        • DockEnd Event
        • DockMove Event
        • DockRequest Event
        • DockShowCaption Property
        • DockStart Event
        • DoPopup Event
        • Dragable Property
        • DragDrop Event
        • DragItems Property
        • DrawMode Property
        • DropDown Event
        • DropFiles Event
        • DropObjects Event
        • Duplex Property
        • DuplicateColumn Method
        • DuplicateRow Method
        • DyalogCustomMessage1 Event
        • EdgeStyle Property
        • Edit Object
        • EditImage Property
        • EditImageIndent Property
        • EditLabels Property
        • Elevated Property
        • Ellipse Object
        • Encoding Property
        • End Property
        • EndEditLabel Event
        • EndSplit Event
        • EnterReadOnlyCells Property
        • EvaluationDays Property
        • Event Property
        • EventList Property
        • ExecuteJavaScript Method
        • ExitApp Event
        • ExitWindows Event
        • Expanding Event
        • ExportedFns Property
        • ExportedVars Property
        • Expose Event
        • FCol Property
        • FieldType Property
        • File Property
        • FileBox Object
        • FileBoxCancel Event
        • FileBoxOK Event
        • FileMode Property
        • FileRead Method
        • FileWrite Method
        • FillCol Property
        • Filters Property
        • FireOnce Property
        • FirstDay Property
        • Fixed Property
        • FixedOrder Property
        • FlatSeparators Property
        • Flush Method
        • Font Object
        • FontCancel Event
        • FontList Property
        • FontObj Property
        • FontOK Event
        • Form Object
        • Formats Property
        • FormatString Property
        • FrameContextMenu Event
        • FStyle Property
        • FullRowSelect Property
        • GesturePan Event
        • GesturePressAndTap Event
        • GestureRotate Event
        • GestureTwoFingerTap Event
        • GestureZoom Event
        • GetBuildID Method
        • GetCellRect Method
        • GetCommandLine Method
        • GetCommandLineArgs Method
        • GetComment Method
        • GetDayStates Event
        • GetEnvironment Method
        • GetEventInfo Method
        • GetFocus Method
        • GetFocusObj Method
        • GetItemHandle Method
        • GetItemPosition Method
        • GetItemState Method
        • GetMethodInfo Method
        • GetMinSize Method
        • GetParentItem Method
        • GetPropertyInfo Method
        • GetServiceState Method
        • GetTextSize Method
        • GetTipText Event
        • GetTypeInfo Method
        • GetVisibleRange Method
        • GetZoomLevel Method
        • GotFocus Event
        • GreetBitmap Method
        • Grid Object
        • GridBCol Property
        • GridCopy Event
        • GridCopyError Event
        • GridCut Event
        • GridDelete Event
        • GridDropSel Event
        • GridFCol Property
        • GridKeyPress Event
        • GridLineFCol Property
        • GridLines Property
        • GridLineWidth Property
        • GridPaste Event
        • GridPasteError Event
        • GridSelect Event
        • GripperMode Property
        • Group Object
        • HAlign Property
        • Handle Property
        • HasApply Property
        • HasButtons Property
        • HasCheckBox Property
        • HasClearButton Property
        • HasEdit Property
        • HasHelp Property
        • HasLines Property
        • HasTicks Property
        • HasToday Property
        • Header Property
        • HeaderImageIndex Property
        • HeaderImageList Property
        • Help Event
        • HelpButton Property
        • HelpFile Property
        • HideComment Event
        • HighlightHeaders Property
        • Hint Property
        • HintObj Property
        • HotSpot Property
        • HotTrack Property
        • HScroll Property
        • HScroll Event
        • HThumbDrag Event
        • HTML Property
        • HTMLRenderer Object
        • HTTPRequest Event
        • Icon Object
        • IconObj Property
        • Idle Event
        • IDNToDate Method
        • Image Object
        • ImageCount Property
        • ImageIndex Property
        • ImageList Object
        • ImageListObj Property
        • Indents Property
        • Index Property
        • IndexChanged Event
        • Input Property
        • InputMode Property
        • InputModeKey Property
        • InputProperties Property
        • InstanceMode Property
        • InterceptedURLs Property
        • Interval Property
        • IsLoading Property
        • Italic Property
        • ItemDblClick Event
        • ItemDown Event
        • ItemGroupMetrics Property
        • ItemGroups Property
        • Items Property
        • ItemUp Event
        • Justify Property
        • KeepBits Property
        • KeepOnClose Property
        • KeyError Event
        • KeyPress Event
        • Label Object
        • LastError Property
        • LateBind Property
        • LicenseKey Property
        • Limits Property
        • List Object
        • ListTypeLibs Method
        • ListView Object
        • LoadEnd Event
        • LocalAddr Property
        • LocalAddrName Property
        • Locale Property
        • LocalPort Property
        • LocalPortName Property
        • Locator Object
        • Locator Event
        • LockColumns Method
        • LockRows Method
        • LostFocus Event
        • LStyle Property
        • LWidth Property
        • MakeGIF Method
        • MakePNG Method
        • MapCols Property
        • Marker Object
        • Mask Property
        • MaskCol Property
        • Masked Property
        • MaxButton Property
        • MaxDate Property
        • MaxLength Property
        • MaxSelCount Property
        • MDIActivate Event
        • MDIActive Property
        • MDIActiveObject Property
        • MDIArrange Method
        • MDICascade Method
        • MDIClient Object
        • MDIDeactivate Event
        • MDIMenu Property
        • MDITile Method
        • Menu Object
        • MenuBar Object
        • MenuItem Object
        • Metafile Object
        • MetafileObj Property
        • MethodList Property
        • MinButton Property
        • MinDate Property
        • MonthDelta Property
        • MouseDblClick Event
        • MouseDown Event
        • MouseEnter Event
        • MouseLeave Event
        • MouseMove Event
        • MouseUp Event
        • MouseWheel Event
        • Moveable Property
        • MsgBox Object
        • MsgBtn1 Event
        • MsgBtn2 Event
        • MsgBtn3 Event
        • MultiColumn Property
        • MultiLine Property
        • MultiSelect Property
        • NameFromHandle Method
        • NetClient Object
        • NetType Object
        • NewLine Property
        • NewPage Method
        • Note Property
        • OCXClass Object
        • OKButton Property
        • OLEAddEventSink Method
        • OLEClient Object
        • OLEControls Property
        • OLEDeleteEventSink Method
        • OLEListEventSinks Method
        • OLEQueryInterface Method
        • OLERegister Method
        • OLEServer Object
        • OLEServers Property
        • OLEUnregister Method
        • OnTop Property
        • Orientation Property
        • OtherButton Property
        • OverflowChar Property
        • PageActivate Event
        • PageActive Property
        • PageActiveObject Property
        • PageApply Event
        • PageBack Event
        • PageCancel Event
        • PageChanged Event
        • PageDeactivate Event
        • PageFinish Event
        • PageHelp Event
        • PageNext Event
        • PageSize Property
        • PageWidth Property
        • PaperSize Property
        • PaperSizes Property
        • PaperSource Property
        • PaperSources Property
        • ParaFormat Property
        • Password Property
        • PathWordBreak Property
        • Picture Property
        • PName Property
        • Points Property
        • Poly Object
        • Popup Property
        • Posn Property
        • PreCreate Event
        • Print Method
        • Printer Object
        • PrintList Property
        • PrintRange Property
        • PrintToPDF Method
        • ProgressBar Object
        • ProgressStep Method
        • ProgressStyle Property
        • PropertyPage Object
        • PropertySheet Object
        • PropList Property
        • Protected Event
        • QueueEvents Property
        • Radius Property
        • RadiusMode Property
        • Range Property
        • ReadOnly Property
        • RealSize Property
        • Rect Object
        • Redraw Property
        • RemoteAddr Property
        • RemoteAddrName Property
        • RemotePort Property
        • RemotePortName Property
        • ReportBCol Property
        • ReportImageIndex Property
        • ReportInfo Property
        • ResizeCols Property
        • ResizeColTitles Property
        • ResizeRows Property
        • ResizeRowTitles Property
        • Resolution Property
        • Resolutions Property
        • Retracting Event
        • RichEdit Object
        • Root Object
        • Rotate Property
        • RowChange Method
        • RowHiddenDepth Property
        • RowLineTypes Property
        • Rows Property
        • RowSetVisibleDepth Method
        • RowTitleAlign Property
        • RowTitleBCol Property
        • RowTitleDepth Property
        • RowTitleFCol Property
        • RowTitles Property
        • RowTreeDepth Property
        • RowTreeImages Property
        • RowTreeStyle Property
        • RTFPrint Method
        • RTFPrintSetup Method
        • RTFText Property
        • RunMode Property
        • Scroll Object
        • Scroll Event
        • ScrollOpposite Property
        • SelDate Property
        • SelDateChange Event
        • Select Event
        • SelectCertificate Event
        • SelectionBorderWidth Property
        • SelectionColor Property
        • SelectionColorAlpha Property
        • SelImageIndex Property
        • SelItems Property
        • SelRange Property
        • SelText Property
        • Separator Object
        • ServerVersion Property
        • ServiceNotification Event
        • SetCellSet Method
        • SetCellType Method
        • SetColSize Event
        • SetEventInfo Method
        • SetFinishText Method
        • SetFnInfo Method
        • SetItemImage Method
        • SetItemPosition Event
        • SetItemState Method
        • SetMethodInfo Method
        • SetPropertyInfo Method
        • SetRowSize Event
        • SetServiceState Method
        • SetSpinnerText Event
        • Setup Method
        • SetVarInfo Method
        • SetWizard Method
        • SetZoomLevel Method
        • ShowBalloonTip Method
        • ShowCaptions Property
        • ShowComment Event
        • ShowCueWhenFocused Property
        • ShowDevTools Method
        • ShowDropDown Property
        • ShowHelp Method
        • ShowInput Property
        • ShowItem Method
        • ShowProperties Method
        • ShowSession Property
        • ShowSIP Method
        • ShowThumb Property
        • SingleClickExpand Property
        • SIPMode Property
        • SIPResize Property
        • Size Property
        • Sizeable Property
        • SM Object
        • SocketNumber Property
        • SocketType Property
        • SortItems Property
        • Spin Event
        • Spinner Object
        • SplitObj1 Property
        • SplitObj2 Property
        • Splitter Object
        • Splitting Event
        • Start Property
        • StartIn Property
        • StartSplit Event
        • State Property
        • StateChange Event
        • Static Object
        • StatusBar Object
        • StatusField Object
        • Step Property
        • Style Property
        • SubForm Object
        • SysColorChange Event
        • SysMenu Property
        • SysTrayItem Object
        • TabBar Object
        • TabBtn Object
        • TabButton Object
        • TabControl Object
        • TabFocus Property
        • TabIndex Property
        • TabJustify Property
        • TabObj Property
        • TabSize Property
        • Target Property
        • TargetState Property
        • TCPAccept Event
        • TCPClose Event
        • TCPConnect Event
        • TCPError Event
        • TCPGetHostID Method
        • TCPGotAddr Event
        • TCPGotPort Event
        • TCPReady Event
        • TCPRecv Event
        • TCPSend Method
        • TCPSendPicture Method
        • TCPSocket Object
        • Text Object
        • Text Property
        • TextSize Property
        • Thumb Property
        • ThumbDrag Event
        • ThumbRect Property
        • TickAlign Property
        • TickSpacing Property
        • Timer Object
        • Timer Event
        • Tip Property
        • TipField Object
        • TipObj Property
        • TitleHeight Property
        • TitleWidth Property
        • Today Property
        • ToolBar Object
        • ToolboxBitmap Property
        • ToolButton Object
        • ToolControl Object
        • TrackBar Object
        • TrackRect Property
        • Translate Property
        • Transparent Property
        • TreeView Object
        • Type Property
        • TypeLibFile Property
        • TypeLibID Property
        • TypeList Property
        • Underline Property
        • Undo Method
        • UndocksToRoot Property
        • UpDown Object
        • URL Property
        • ValidIfEmpty Property
        • VAlign Property
        • Value Property
        • Values Property
        • VariableHeight Property
        • View Property
        • Visible Property
        • VScroll Property
        • VScroll Event
        • VThumbDrag Event
        • Wait Method
        • WantsReturn Property
        • WebSocketClose Method
        • WebSocketError Event
        • WebSocketReceive Event
        • WebSocketSend Method
        • WebSocketUpgrade Event
        • WeekNumbers Property
        • Weight Property
        • WinIniChange Event
        • WordFormat Property
        • Wrap Property
        • XRange Property
        • Yield Property
        • YRange Property
      • Introduction
      • APL Keyboards
      • Session Manager
      • Session Gutter
      • Multi-line Session Input
      • Unicode Edition Keyboard
      • IME Configuration
      • Classic Edition Keyboard
      • Keyboard Shortcuts
      • Session Colour Scheme
      • The Session Window
      • Language Bar
      • Entering and Executing Expressions
      • Value Tips
      • Value Tips for External Functions
      • Configuring Value Tips
      • Array Editor
      • Session GUI
      • Session MenuBar
      • Session Popup Menu
      • The Session Toolbars
      • Session StatusBar
      • Status Window
      • Workspace Explorer
      • Browsing Classes
      • Browsing Type Libraries
      • Browsing .Net Classes
      • Find Objects Tool
      • Object Properties Dialog
      • Editor
      • Find and Replace Dialogs
      • Editing Scripts and Text Files
      • Source as Typed
      • The Tracer
      • The Threads Tool
      • Debugging Threads
      • The Event Viewer
        • Introduction
        • AfterFix
        • Fix
        • Format
        • SessionPrint Event
        • SessionTrace
        • WorkspaceLoaded Event
        • Configuring the Session
        • Session Initialisation
      • User Commands
      • File Explorer Integration
        • Overview
        • Concepts
        • Creating Objects
        • Properties
        • User Interaction and Events
        • Methods
        • High-Priority Callback Functions
        • GUI Objects as Namespaces
        • Modal Dialog Boxes
        • Multi Threading with Objects
        • The Coordinate System
        • High DPI Support
        • Colour
        • Fonts
        • Drag and Drop
        • Debugging
        • Creating Objects using NEW
        • Native Look and Feel
        • Gestures
        • Introduction
        • Some Concepts
        • Creating a Form
        • Adding a Fahrenheit Label
        • Adding a Fahrenheit Edit Field
        • Adding a Centigrade Label Edit Field
        • Adding Calculate Buttons
        • Closing the Application Window
        • Adding a Quit Button
        • The Calculation Functions
        • Testing the Application
        • Making the Enter Key Work
        • Introducing a ScrollBar
        • Adding a Menu
        • Running from Desktop
        • Using NEW instead of WC
        • Temperature Converter Class
        • Dual Class Example
        • Introduction
        • Drawing Lines
        • Drawing in a Bitmap
        • Multiple Graphical Items
        • Unnamed Graphical Objects
        • Bitmaps and Icons
        • Metafiles
        • Picture Buttons
        • Using Icons
        • ToolControl and ToolButton Objects
        • CoolBar and CoolBand Objects
        • TabControl and TabButton Objects
        • StatusBar Object
        • Using Hints
        • Using Tips
        • Hints and Tips Combined
        • Defining Overall Appearance
        • Row and Column Titles
        • Displaying and Editing Values in Grid Cells
        • Specifying Individual Cell Attributes
        • Drawing Graphics on a Grid
        • Controlling User Input
        • TreeView Feature
        • Grid Comments
        • Multiple Document Interface Applications
        • MDI Behaviour
        • Menus in MDI Applications
        • Defining a Window Menu
        • Arranging Child Forms and Icons
        • Introduction
        • Docking Events
        • Docking a Form inside another
        • Docking a Form into a CoolBar
        • Undocking a SubForm or a CoolBand
        • Docking and Undocking a ToolControl
        • Introduction
        • Using an OLE Server
        • Loading an ActiveX Control
        • Type Information
        • Methods
        • Properties
        • Events
        • OLE Objects without Type Information
        • Collections
        • Null Values
        • Additional Interfaces
        • Writing Classes based on OLEClient
        • Introduction
        • In process OLE Servers
        • Out of process OLE Servers
        • The LOAN Workspace
        • Implementing an Object Hierarchy
        • The CFILES Workspace
        • Configuring an out of process OLEServer for DCOM
        • Calling an OLE Function Asynchronously
        • Introduction
        • Overview
        • The Dual Control Tutorial
        • Introduction
        • Shared Variable Principles
        • APL and DDE in Practice
        • State and Access Control
        • Communication Between APLs
        • Excel as the Server
        • Excel as the Client
        • APL as Compute Server for Excel
        • Restrictions Limitations
        • Introduction
        • Prerequisites
        • Files Installed with Dyalog
        • Introduction
        • Locating NET Classes and Assemblies
        • Using NET Classes
        • Browsing .NET Classes
        • Value Tips for External Functions
        • Advanced Techniques
        • More Examples
        • Enumerations
        • Handling Pointers with Dyalog ByRef
        • DECF Conversion
        • Introduction
        • Creating GUI Objects
        • Object Hierarchy
        • Positioning and Sizing Forms and Controls
        • Modal Dialog Boxes
        • Non Modal Forms
        • Introduction
          • Introduction
          • Using XAML
          • Using Code
          • Introduction
          • Text Example
          • FontSize Example
          • Text and FontSize using Code
          • Text and Fontsize using XAML
          • Filtered List Example
          • NetObject Example
          • DateTime Example
          • DataGrid Example
          • DataGrid Matrix Example
        • SyncFusion Introduction
        • SyncFusion CircularGauge Example
        • Introduction
        • The APLScript Compiler
        • Creating an APLScript File
        • Transferring code from the Dyalog APL Session
        • General principles of APLScript
        • Creating Programs with APLScript
        • Creating NET Classes with APLScript
        • Creating ASP NET Classes with APLScript
        • Introduction
        • Assemblies Namespaces and Classes
        • Getting Started
        • Example 1
        • Example 2
        • Example 2a
        • Example 3
        • Example 4
        • Example 5
        • Interfaces
        • Introduction
        • IIS Installation Dependency
        • IIS Applications and Virtual Directories
        • Internet Services Manager
        • Introduction
        • Web Service Scripts
        • Compilation
        • Exporting Methods
        • Web Service Data Types
        • Execution
        • Global.asax and Application and Session Objects
        • Sample Web Service EG1
        • Sample Web Service LoanService
        • Sample Web Service GolfService
        • Sample Web Service EG2
        • Introduction
        • MakeProxy function
        • Using LoanService from Dyalog APL
        • Using GolfService from Dyalog APL
        • Exploring Web Services
        • Asynchronous Use
        • Introduction
        • Your first APL Web Page
        • The Page_Load Event
        • Code Behind
        • Workspace Behind
        • Introduction
        • The SimpleCtl Control
        • The TemperatureConverterCtl1 Control
        • The TemperatureConverterCtl2 Control
        • The TemperatureConverterCtl3 Control
        • Introduction
        • Isolation Mode
        • Workspace Size
        • Structure of the Active Workspace
        • Threading
        • Debugging an APL NET Class
        • The web.config file
      • Overview
      • Entering Characters
      • Entering Nest and Stencil Characters
      • Entering Commands
      • Input Windows
      • Driving the tty version
      • Starting APL
      • Configuring the Editor
      • File Permissions and FSTAC
      • Calling UNIX Commands
      • Signals and Trap
      • BuildID
      • Core and APLCore Files
      • Appendix A
      • Appendix B
      • Appendix C

    VScroll Property

    Combo ComboEx Edit
    Form Grid List
    ListView RichEdit Scroll
    StatusBar SubForm TabBar
    ToolBar TrackBar UpDown
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