windows batch file rename

Question

I have some file such as AAA_a001.jpg, BBB_a002.jpg, CCC_a003.jpg in Windows 7 and I\'m trying to use batch to rename these file to

Answer 1

I found this solution via PowerShell :

dir | rename-item -NewName {$_.name -replace "replaceME","MyNewTxt"}

This will rename parts of all the files in the current folder.