You can play one audio once or loop it.

• ALoop means the audio will be played repeatedly until a SOMStopAudio is called.
• AOnce means the audio will be played only once.

The type used to specify the target of the AudioOptions, for example in SOMStopAudio.

• AllAudio sets the target to be all of the audios.
• AudioChannel sets the target to be a specific channel, which is determined by the Int following it.
• AudioName sets the target to be a specific audio piece by stating the Channel(Int) and the name(String) of the audio piece.

Audio common options.

• rate refers to the playing speed of the audio. For example, setting rate to 2 will make Messenger play the music at 2x Speed.
• start is the starting point where messenger starts to play music. It is a Duration value, and can be transferred from float by Duration.seconds

Example: AudioCommonOption 1.5 <| Duration.seconds 30 -- The audio will be played at 1.5x speed and start from 30.0s.