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@ 2015-05-03T17:05:58Z

<?php

$chunk = 'abcd';

$str = '';

// Generating a random string.
for ($i = 0; $i < $chunkNumber; ++$i) {
	$str = strrev($str . $chunk);
}

echo $str;

Output
Performance
VLD
References
Branches

strrev: documentation ( source)

preferences:dark modelive preview

47.15 ms | 402 KiB | 5 Q