- mb_convert_encoding: documentation ( source)
- var_dump: documentation ( source)
- bin2hex: documentation ( source)
- mb_substitute_character: documentation ( source)
<?php
mb_substitute_character(0xfffd);
var_dump(bin2hex(mb_convert_encoding("\x61\xF1\x80\x80\xE1\x80\xC2\x62",'UTF-16','UTF-8')));