On Tue, 2009-04-07 at 13:15 -0700, wayne wrote: > Its probably simple, but would take me a week.... > > Ie: > Make: 2009-4_5_WaDAq_a.Dn.23.f > INTO: 2009-4_5_WADAQ_ADN.23.F rename 'y/a-z/A-Z/' * --Ted PS - you can put any regular expression in there if you want something more complex.