$UNSTABLE: Difference between revisions

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(Add note about MIDI keyword deprecation.)
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* Language features that become a permanent part of the language will no longer require [[$UNSTABLE]] to be used.
* Language features that become a permanent part of the language will no longer require [[$UNSTABLE]] to be used.
* More than one [[$UNSTABLE]] can be used in a program.
* More than one [[$UNSTABLE]] can be used in a program.
* MIDI keyword was deprecated in '''QB64-PE v3.14.0'''. Use [[_MIDISOUNDBANK]] instead.
* '''MIDI''' keyword was deprecated in '''QB64-PE v3.14.0'''. Use [[_MIDISOUNDBANK]] instead.





Revision as of 18:02, 21 July 2024

The $UNSTABLE metacommand is used to enable the use of features that have not yet been made a permanent part of the language. Features hidden behind this metacommand may have breaking changes or be removed between releases.


Syntax

$UNSTABLE: {MIDI, HTTP}


Parameters

  • The current unstable features are as follows:


Description

  • $UNSTABLE exists as a way to allow usage of new language features before they are finalized as part of the language.
  • Any languages features hidden behind $UNSTABLE may be changed in breaking ways in the next version of QB64-PE.
  • Language features that become a permanent part of the language will no longer require $UNSTABLE to be used.
  • More than one $UNSTABLE can be used in a program.
  • MIDI keyword was deprecated in QB64-PE v3.14.0. Use _MIDISOUNDBANK instead.


Availability

  • MIDI keyword added in QB64-PE v3.2.0
  • HTTP keyword added in QB64-PE v3.5.0


Examples

$UNSTABLE:MIDI

' This line is only allowed when $UNSTABLE:MIDI is used
$MIDISOUNDFONT: Default

_SNDPLAYFILE "example.mid"


See also



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Main Page with Articles and Tutorials
Keyword Reference - Alphabetical
Keyword Reference - By usage
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