On Mon, 29 Mar 2004 scuba at centroin.com.br wrote: > How can I filter (content based) subject encoded in base64 like > this: > =?iso-8859-1?b?VmlhQGdyYSwgU29tYSwgUGhlbnRlcm1pbmUsIExldmkhdHJhLCBBbWJpZW4sIExPV0VTVCBDb3N0IEV2ZXIh?= You can decode with: $decoded = decode_mimewords($Subject); Regards, David.