Function stereo

stereo(sound_name: string, pan?: number, id?: number): number
get or set the stereo panning for the specified sound.
Parameters
- sound_name: string
  audio clip name - case sensitive
- Optionalpan: number
  the panning value - A value of -1.0 is all the way left and 1.0 is all the way right.
- Optionalid: number
  the sound instance ID. If none is passed, all sounds in group will be changed.
Returns number
the current panning value
Example
```
me.audio.stereo("cling", -1);
```
- Defined in packages/melonjs/src/audio/audio.js:281