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@ 2014-04-02T18:34:39Z

<?php
$string = time().'_'.md5(uniqid(mt_rand().time())).'.jpeg';
var_dump($string);

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
uniqid: documentation ( source)
time: documentation ( source)
mt_rand: documentation ( source)
md5: documentation ( source)

preferences:dark modelive preview

29.48 ms | 402 KiB | 5 Q