Link.TypeExtension
ext ← opts ⎕SE.Link.TypeExtension nc
This function is used internally by Link, but is also available for use when implementing extensions to Link using exits like beforeRead and beforeWrite.
Right Argument
- nameclass of item
 
Left argument
- link options namespace used as left argument of Link.Create
 
Result
- character vector of the extension (without leading 
'.')\ Note that extension will be (,'/') for unscripted namespaces (name class¯9) because they map to directories