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@ 2014-10-06T03:15:39Z

<?php
function getRndIV($iv_len) {
$iv = '';
while ($iv_len-- > 0) {
$iv .= chr(mt_rand() & 0xff);
}
return $iv;
}
echo getRndIV('16');

Output
Performance
VLD
References
Branches

chr: documentation ( source)
mt_rand: documentation ( source)

preferences:dark modelive preview

34.38 ms | 402 KiB | 5 Q