$UNSTABLE: Difference between revisions

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



Revision as of 22:12, 6 January 2023

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}


Template: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.


Availability

  • QB64-PE v3.2 and up (QB64 Phoenix Edition)


Examples

$UNSTABLE:MIDI

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

_SNDPLAYFILE "example.mid"


See also



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