qb45advr.hlp (Topic list)
ON PLAY(n) Statement QuickSCREEN
  QuickSCREEN      Details      Example      Contents      Index
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ON PLAY(n) - Event trapping statement that specifies a subroutine to
             branch to when there are too few notes in the music queue
Syntax
  ON PLAY(queuelimit) GOSUB {linelabel | linenumber}
    ■ queuelimit, an integer expression, is the minimum number of notes
      to maintain in the background music queue (between 1 and 32)
    ■ linelabel or linenumber is the first line of the event-handling
      subroutine to branch to when the number of notes in the music
      buffer goes from queuelimit to queuelimit - 1
 
See Also  PLAY ON, PLAY OFF, PLAY STOP  PLAY