Find and replace filename recursively in a directory

Question

I want to rename all the files in a folder which starts with 123_xxx.txt to xxx.txt.

For example, my directory has:

123_xxx         


        

Answer 1

Using rename from util-linux 2.28.2 I had to use a different syntaxt:

find -name "*.txt" -exec rename -v "123_" ""  {} ";"