function iconv_strrpos($s, $needle, $enc = INF) { INF === $enc && ($enc = s\Iconv::$internal_encoding); return s\Mbstring::mb_strrpos($s, $needle, $enc); }
function mb_strrpos($s, $needle, $offset = 0, $enc = INF) { return s\Mbstring::mb_strrpos($s, $needle, $offset, $enc); }
function iconv_strrpos($s, $needle, $enc = INF) { return s\Mbstring::mb_strrpos($s, $needle, $enc); }