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@ 2014-01-19T05:14:00Z

<?php
for ($i=0;$i<100;$i++){
echo "\n";
    echo substr(sha1(uniqid()), 0, 8);
}

Output
Performance
VLD
References
Branches

substr: documentation ( source)
uniqid: documentation ( source)
sha1: documentation ( source)

preferences:dark modelive preview

32.54 ms | 402 KiB | 5 Q