Newton Developer Technical Information: Newton Programmer's Guide: 2.1 OS Addendum / Chapter 7 - Sound / Sound ReferenceProtos / protoSoundChannel
IsOpen soundChannel:IsOpen() Returns true if the sound channel is open. return value True if the sound channel is open or nil if it is not.
soundChannel:IsOpen()
Returns true if the sound channel is open.
true
True
nil
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