PWB Extensions Help (ext.hlp) (Table of Contents; Topic list)
Important Notice
The pages on this site contain documentation for very old MS-DOS software, purely for historical purposes. If you're looking for up-to-date documentation, particularly for programming, you should not rely on the information found here, as it will be woefully out of date.
Miscellaneous Extension Functions
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     Function             Description
 
     BadArg             Display the 'Invalid Argument' message
     bell               Beep
     DeRegisterEvent    Remove an installed event handler
     DoSpawn            Execute a program or DOS command
     DoStatusBox        Display a status box
     fChangeFile        Change drive or directory or switch to a file
     fExecute           Execute PWB functions and macros
     FindSwitch         Get data for a PWB or extension switch
     ForFile            Call function for wildcard file list
     GetEditorObject    Get general PWB information
     mgetenv            Get an environment variable
     NameToFunc         Get PCMD for a function or macro by name
     NameToKeys         Get keys assigned to a function or macro
     pCmdPrompt         Prompt for a command (PCMD)
     ReadChar           Get a keystroke
     ReadCmd            Get a command (PCMD)
     RegisterEvent      Install an event handler
     REsearch           Search for a regular expression
     search             Search for text
     SetEditorObject    Put general PWB information
     SetKey             Assign a function or macro to a key
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