PLAY (function): Difference between revisions
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* {{Parameter|notesLeft&}} is the number of notes left to play in the background music queue. | * {{Parameter|notesLeft&}} is the number of notes left to play in the background music queue. | ||
* {{Parameter|ignored%}} can be any numeric expression. This is ignored. | * {{Parameter|ignored%}} can be any numeric expression. This is ignored. | ||
=== QuickBASIC/QB64 differences === | === QuickBASIC/QB64 differences === | ||
* Unlike QuickBASIC, in QB64-PE this function does not return the number of notes left, but the number of audio samples. | * Unlike QuickBASIC, in QB64-PE this function does not return the number of notes left, but the number of audio samples. | ||
Revision as of 10:41, 29 January 2023
The PLAY function returns the number of remaining notes in the background music queue.
Syntax
- notesLeft& = PLAY (ignored%)
Parameters
- notesLeft& is the number of notes left to play in the background music queue.
- ignored% can be any numeric expression. This is ignored.
QuickBASIC/QB64 differences
- Unlike QuickBASIC, in QB64-PE this function does not return the number of notes left, but the number of audio samples.
Description
- This function may be used to detect, if the background music queue is still playing.
- When there is nothing left to play, then this function returns zero.
Availability
- QB64-PE v3.1.0 and up
Examples
PLAY "mb l4cf.l8el4fag.l8fl4gl8agl4f.l8fl4a>cl2dl4dl4c.<l8al4afg.l8fl4gl8agl4f.l8dl4dcl2f>l4dc.<l8al4afg.l8fl4g>dc.<l8al4a>cl2dl4dc.<l8al4afg.l8fl4gl8agl4f.l8dl4dcl1f" PRINT "Playing tune..." DO playLeft& = PLAY(0) LOCATE , 1: PRINT "Left to play ="; playLeft&; " "; LOOP WHILE playLeft& PRINT: PRINT "And we are done!" END |
See also