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<?php function encode($str) { $str = mb_convert_encoding($str , 'UTF-32', 'UTF-8'); //big endian $split = str_split($str, 4); $res = ""; foreach ($split as $c) { $cur = 0; for ($i = 0; $i < 4; $i++) { $cur |= ord($c[$i]) << (8*(3 - $i)); } $res .= "&#" . $cur . ";"; } return $res; } echo encode("mailto:liisa@finnanimation.fi");

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38.7 ms | 402 KiB | 5 Q