Introduction - If you have any usage issues, please Google them yourself
This routine implements the basic functions of audio playback, audio files, including open, play, stop, pause, fast forward, rewind and drag the progress bar to adjust the playback progress and so on. The routine also provides the same basic playlist editor function, can add a single audio file, batch by selecting the directory to add, delete, adjust the order of the playlist, and select the previous or next song for playback.