Keywords currently not supported by QB64: Difference between revisions

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'''QB64''' is meant to be compatible with '''QB 4.5 or lower''' versions. '''PDS (7.1) is not supported'''. The keywords listed below are currently not supported in '''QB64'''. However, older code that uses these keywords won't generate errors, as these are ignored by the compiler.
'''QB64''' is meant to be compatible with '''QB 4.5 or lower''' versions. '''PDS (7.1) is not supported'''. The keywords listed below are currently not supported in '''QB64'''. However, older code that uses these keywords won't generate errors, as these are ignored by the compiler.


;Note:The IDE does not support the opening or retrieval of more than one program at a time, but multiple instances of the IDE can be used simultaneously.


 
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* [[_SCREENCLICK]]
* [[_SCREENCLICK]]
* [[_SCREENMOVE]] (available in macOS, not available in Linux)
* [[_SCREENMOVE]] (available in macOS, not available in Linux)
* [[_CLIPBOARDIMAGE]], [[_CLIPBOARDIMAGE (function)]]
* [[_WINDOWHASFOCUS]] (available in Linux, not available in macOS)
* [[_WINDOWHASFOCUS]] (available in Linux, not available in macOS)
* [[_WINDOWHANDLE]]
* [[_WINDOWHANDLE]]
* [[_CAPSLOCK]], [[_NUMLOCK]], [[_SCROLLLOCK]] (statements and functions)
* [[_CAPSLOCK]], [[_NUMLOCK]], [[_SCROLLLOCK]] (statements and functions)
'''Console:'''
* [[_CONSOLETITLE]], [[_CONSOLECURSOR]], [[_CONSOLEFONT]]
* [[_CONSOLEINPUT]], [[_CINP]]


'''Modularity:''' QB64 has no limit on file size so BAS file modules can be combined.
'''Modularity:''' QB64 has no limit on file size so BAS file modules can be combined.
* [[CHAIN]]
* [[CHAIN]]
* [[RUN]]
* [[RUN]]
'''Mouse related:'''
* [[_MOUSEWHEEL]] (available in Linux, not available in macOS)


'''Printing:'''
'''Printing:'''
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== QB64 Programming References ==
{{PageReferences}}
 
<center>'''Wiki Pages'''</center>
 
<center>[[Main_Page|Main Page with Articles and Tutorials]]</center>
 
<center>[[#QB64 specific keywords|QB64 specific keywords (alphabetical)]]</center>
 
<center>[[#Original QBasic keywords|Original QBasic keywords (alphabetical)]]</center>
 
<center>[[#OpenGL specific keywords|OpenGL specific keywords (alphabetical)]]</center>
 
<center>[[Keyword Reference - By usage|Keywords by Usage]]</center>
 
 
<center>'''Got a question about something?'''</center>
 
<center>[[QB64 FAQ|Frequently Asked Questions about QB64]]</center>
 
<center>[http://qb64phoenix.com/forum/index.php QB64 Phoenix Edition Community Forum]</center>
 
 
<center>'''Links to other QBasic Sites:'''</center>
 
<center>[http://www.petesqbsite.com/phpBB3/ Pete's QBasic Forum]</center>
 
<center>[http://www.petesqbsite.com/downloads/downloads.shtml Pete's QBasic Downloads]</center>
 
[[Category:Final]]

Latest revision as of 12:17, 19 November 2024

QB64 is meant to be compatible with QB 4.5 or lower versions. PDS (7.1) is not supported. The keywords listed below are currently not supported in QB64. However, older code that uses these keywords won't generate errors, as these are ignored by the compiler.


Keywords not supported in all versions

  • ALIAS (supported in DECLARE LIBRARY only)
  • ANY
  • BYVAL (supported in DECLARE LIBRARY only)
  • CALLS
  • CDECL
  • DATE$ (statement) (reading the current DATE$ is supported)
  • DECLARE (non-BASIC statement)
  • DEF FN, EXIT DEF, END DEF (must be reworked into actual FUNCTIONs)
  • ERDEV, ERDEV$
  • FILEATTR
  • FRE
  • IOCTL, IOCTL$
  • OPEN with devices like LPT:, CON:, KBRD:, and other devices is not supported. LPRINT and OPEN COM are supported.
  • ON PEN, PEN (statement), PEN (function)
  • ON PLAY(n), PLAY(n) ON/OFF/STOP. (PLAY music is supported.)
  • ON UEVENT, UEVENT (statement)
  • SETMEM
  • SIGNAL
  • TIME$ (statement) (reading the current TIME$ is supported)
  • TRON, TROFF
  • WIDTH LPRINT combined statement is not supported.


Keywords not supported in Linux or macOS versions

The commands listed here contain platform-specific calls and may be implemented in the future in Linux and macOS. These commands currently result in stub calls which do nothing.

Desktop and Window calls:

Console:

Modularity: QB64 has no limit on file size so BAS file modules can be combined.

Printing:

Port access:

File locking:


QB64 Programming References

Wiki Pages
Main Page with Articles and Tutorials
QB64 specific keywords (alphabetical)
Original QBasic keywords (alphabetical)
QB64 OpenGL keywords (alphabetical)
Keywords by Usage
Got a question about something?
Frequently Asked Questions about QB64
QB64 Phoenix Edition Community Forum
Links to other QBasic Sites:
Pete's QBasic Forum
Pete's QBasic Downloads
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