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@ 2013-05-31T16:29:49Z

<?php
 $string = str_repeat('x',pow(2,1)); $string .= str_repeat('x', pow(2,1));

Output
Performance
VLD
References
Branches

str_repeat: documentation ( source)
pow: documentation ( source)

preferences:dark modelive preview

46.27 ms | 402 KiB | 5 Q