Function play

play(
    sound_name: string,
    loop?: boolean,
    onend?: Function,
    volume?: number,
): number
play the specified sound
Parameters
- sound_name: string
  audio clip name - case sensitive
- Optionalloop: boolean = false
  loop audio
- Optionalonend: Function
  Function to call when sound instance ends playing.
- Optionalvolume: number
  Float specifying volume (0.0 - 1.0 values accepted).
Returns number
the sound instance ID.
Example
```
// play the "cling" audio clip
me.audio.play("cling");
// play & repeat the "engine" audio clip
me.audio.play("engine", true);
// play the "gameover_sfx" audio clip and call myFunc when finished
me.audio.play("gameover_sfx", false, myFunc);
// play the "gameover_sfx" audio clip with a lower volume level
me.audio.play("gameover_sfx", false, null, 0.5);
```
- Defined in packages/melonjs/src/audio/audio.js:188