- var_dump: documentation ( source)
- hex2bin: documentation ( source)
- bin2hex: documentation ( source)
- urldecode: documentation ( source)
- md5: documentation ( source)
<?php
$a = urldecode('%0E0eaU%C2%9A%C2%A7%C2%87%C3%90%0B%C3%86%C3%B7%0B%C2%BD%C3%BE4%04%C3%8F%03e%C2%9EtO%C2%854%C3%80%0F%C3%BBe%C2%9CL%C2%87@%C3%8C%C2%94/%C3%AB-%C2%A1%15%C2%A3%C3%B4%15%C3%9C%C2%BB%C2%86%07Is%C2%86em%7D%1F4%C2%A4%20Y%C3%97%C2%8FZ%C2%8D%C3%91%C3%AF');
$b = urldecode('%0E0eaU%C2%9A%C2%A7%C2%87%C3%90%0B%C3%86%C3%B7%0B%C2%BD%C3%BE4%04%C3%8F%03e%C2%9EpO%C2%854%C3%80%0F%C3%BBe%C2%9CL%C2%87@%C3%8C%C2%94/%C3%AB-%C2%A1%15%C2%A3%C3%B4%15%5C%C2%BB%C2%86%07Is%C2%86em%7D%1F4%C2%A4%20Y%C3%97%C2%8FZ%C2%8D%C3%91%C3%AF');
$hex1 = '4dc968ff0ee35c209572d4777b721587d36fa7b21bdc56b74a3dc0783e7b9518afbfa200a8284bf36e8e4b55b35f427593d849676da0d1555d8360fb5f07fea2';
$hex2 = '4dc968ff0ee35c209572d4777b721587d36fa7b21bdc56b74a3dc0783e7b9518afbfa202a8284bf36e8e4b55b35f427593d849676da0d1d55d8360fb5f07fea2';
$bin1 = hex2bin($hex1);
$bin2 = hex2bin($hex2);
echo bin2hex($a);
var_dump(md5($a) == md5($b));
var_dump(md5($bin1) == md5($bin2));