PHP Manual Function Reference Human Language and Character Encoding Support Multibyte String Multibyte String Functions mb_decode_mimeheader mb_convert_variables mb_decode_numericentity mb_decode_mimeheader (PHP 4 >= 4.0.6, PHP 5)mb_decode_mimeheader — Decode string in MIME header field Description string mb_decode_mimeheader ( string $str ) Decodes encoded-word string str in MIME header. Parameters str The string being decoded. Return Values The decoded string in internal character encoding. See Also mb_encode_mimeheader() - Encode string for MIME header