Bash batch rename

  mongodb, question

At present, there are many mp3 files with the following file names

1-music1.mp3
 2-music2.mp3
 3-music3.mp3
 4-music4.mp3
 5-music5.mp3
 .....
 10-music.mp3

How to remove the prefix in batch.

The title was wrong. The title was batch renaming.
Batch renaming can be used
lsAnd pipes andrenameCommand
Similar to the following bulk delete command.

ls | grep "^[0-9]\{1,2\}-music.mp3" | xargs -d"\n" rm
http://superuser.com/questions/392872/delete-files-with-regular-expression