Language Changes

The following table summarises the main changes to language features in Version 19.0.

Function/Operator	Description	Change
⎕TALLOC	Allocate Token Range	New system function
2000⌶	Memory Management Statistics	Extended I-beam function
219⌶	Compress Vector of Short Integers	Extended I-beam function
1302⌶	Set aplcore Parameters	New I-beam function
3012⌶	Enable Compression of Large Components	New I-beam function
5171⌶	Discard Source Information	New I-beam function
5172⌶	Discard Source Code	New I-beam function
9468⌶	Hash Table Size	New I-beam function
9469⌶	Lookup Table Size	New I-beam function
⎕NCOPY	Native File Copy	New ProgressCallback variant
⎕NMOVE	Native File Move	New ProgressCallback variant
⎕FHOLD	File Hold	New left argument to specify a time-out
⎕SIGNAL	Signal event	Now accepts 1006 ( TIMEOUT error)