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<?php function d2m($d) { $m = ''; foreach (str_split($d, 2) as $h) { $m .= chr(base_convert($h, 16, 10)); } return $m; } $d1 = 'd131dd02c5e6eec4693d9a0698aff95c2fcab58712467eab4004583eb8fb7f8955ad340609f4b30283e488832571415a085125e8f7cdc99fd91dbdf280373c5bd8823e3156348f5bae6dacd436c919c6dd53e2b487da03fd02396306d248cda0e99f33420f577ee8ce54b67080a80d1ec69821bcb6a8839396f9652b6ff72a70'; $d2 = 'd131dd02c5e6eec4693d9a0698aff95c2fcab50712467eab4004583eb8fb7f8955ad340609f4b30283e4888325f1415a085125e8f7cdc99fd91dbd7280373c5bd8823e3156348f5bae6dacd436c919c6dd53e23487da03fd02396306d248cda0e99f33420f577ee8ce54b67080280d1ec69821bcb6a8839396f965ab6ff72a70'; $message1 = d2m($d1); $message2 = d2m($d2); echo $message1 . "\r\n"; echo $message2 . "\r\n"; var_dump($message1 == $message2); //bool(false) var_dump(md5($message1) == md5($message2)); //bool(true)

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