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@ 2014-05-08T14:33:45Z

<?php
$a = "15163f1c93e3f1debb144d9ed0cac3306680a777";
$b = hex2bin($a);

echo "\n" . strlen($a);
echo "\n" . strlen($b);

Output
Performance
VLD
References
Branches

hex2bin: documentation ( source)

preferences:dark modelive preview

38.57 ms | 402 KiB | 5 Q