Utility to mass rename files in a directory with a given regular expression.

Christopher 545097ebb6 add v2, hopefully to be optimized		%!s(int64=5) %!d(string=hai) anos
README.md	e84520230c Initial commit	%!s(int64=5) %!d(string=hai) anos
mass-rename-v2.php	545097ebb6 add v2, hopefully to be optimized	%!s(int64=5) %!d(string=hai) anos
mass-rename.php	545097ebb6 add v2, hopefully to be optimized	%!s(int64=5) %!d(string=hai) anos

mass-rename

Utility to mass rename files in a directory with a given regular expression.