GetSoundIsPlaying

Parameters
soundHandle sound
async
This function is asynchronous. The values it returns are not guaranteed to be the same for each player. If you attempt to use it in an synchronous manner it may cause a desync.
comment
note

If you just started the sound this still returns false.

return type
boolean
Source code
native GetSoundIsPlaying            takes sound soundHandle returns boolean
Source
common.j
wc3modding.com
GetSoundIsPlaying