rename the syntax is:
rename from to File
This command has three parameters, namely from: What is the name modification, to: What is the name change, file the file to edit is which.
ls -l
-rw-rw-r-- 1 qufang qufang 0 May 29 22:10 a1.sh
-rw-rw-r-- 1 qufang qufang 0 May 29 22:07 a2.sh
-rw-rw-r-- 1 qufang qufang 0 May 29 22:07 a3.sh
rename a b a*
ls -l
total 0
-rw-rw-r-- 1 qufang qufang 0 May 29 22:10 b1.sh
-rw-rw-r-- 1 qufang qufang 0 May 29 22:07 b2.sh
-rw-rw-r-- 1 qufang qufang 0 May 29 22:07 b3.sh