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@ 2015-05-05T14:10:50Z

<?php

$l = 'a';
$i = 0;
$a = [];
while($i++ < 1000) {
    $md5 = md5($l++);
    if(substr($md5, 0, 2) === '0e') {
        $a[] = $md5;
    }
}

echo '<pre>';
print_r($a);

Output
Performance
VLD
References
Branches

substr: documentation ( source)
print_r: documentation ( source)
md5: documentation ( source)

preferences:dark modelive preview

45.42 ms | 402 KiB | 5 Q