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@ 2014-06-09T05:55:31Z

<?php

$value = "ACD0DSAS";//I expect this to be unpacked in one 8 byte number
$higher = unpack("N", substr($value, 0, 4));
$lower = unpack("N", substr($value, 4, 4));
echo $higher << 32 | $lower;

Output
Performance
VLD
References
Branches

substr: documentation ( source)
unpack: documentation ( source)

preferences:dark modelive preview

41.24 ms | 402 KiB | 5 Q