Se ne è gia parlato sul forum, ricerca un poco...
Ti allego un esempio teste' fatto su una slack
codice:
[cacao74@tweety cacao]$ pwd
/home/cacao74/cacao
[cacao74@tweety cacao]$ ls -l
totale 0
[cacao74@tweety cacao]$ for i in `seq 0 9`; do touch file-$i.HTML; done
[cacao74@tweety cacao]$ ls -l
totale 0
-rw-r--r-- 1 cacao74 users 0 2005-11-02 00:10 file-0.HTML
-rw-r--r-- 1 cacao74 users 0 2005-11-02 00:10 file-1.HTML
-rw-r--r-- 1 cacao74 users 0 2005-11-02 00:10 file-2.HTML
-rw-r--r-- 1 cacao74 users 0 2005-11-02 00:10 file-3.HTML
-rw-r--r-- 1 cacao74 users 0 2005-11-02 00:10 file-4.HTML
-rw-r--r-- 1 cacao74 users 0 2005-11-02 00:10 file-5.HTML
-rw-r--r-- 1 cacao74 users 0 2005-11-02 00:10 file-6.HTML
-rw-r--r-- 1 cacao74 users 0 2005-11-02 00:10 file-7.HTML
-rw-r--r-- 1 cacao74 users 0 2005-11-02 00:10 file-8.HTML
-rw-r--r-- 1 cacao74 users 0 2005-11-02 00:10 file-9.HTML
[cacao74@tweety cacao]$ rename .HTML .htm *.HTML
[cacao74@tweety cacao]$ ls -l
totale 0
-rw-r--r-- 1 cacao74 users 0 2005-11-02 00:10 file-0.htm
-rw-r--r-- 1 cacao74 users 0 2005-11-02 00:10 file-1.htm
-rw-r--r-- 1 cacao74 users 0 2005-11-02 00:10 file-2.htm
-rw-r--r-- 1 cacao74 users 0 2005-11-02 00:10 file-3.htm
-rw-r--r-- 1 cacao74 users 0 2005-11-02 00:10 file-4.htm
-rw-r--r-- 1 cacao74 users 0 2005-11-02 00:10 file-5.htm
-rw-r--r-- 1 cacao74 users 0 2005-11-02 00:10 file-6.htm
-rw-r--r-- 1 cacao74 users 0 2005-11-02 00:10 file-7.htm
-rw-r--r-- 1 cacao74 users 0 2005-11-02 00:10 file-8.htm
-rw-r--r-- 1 cacao74 users 0 2005-11-02 00:10 file-9.htm
Se non ti è chiaro qualcosa, consulta la pagina di manuale.
ciao