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@ 2014-10-08T13:50:23Z

<?php
$o='';
$b='';
for($i=0;$i<=5000;$i++){
$o.=sprintf('%s',$i);
$b.="$i";
}

Output
Performance
VLD
References
Branches

sprintf: documentation ( source)

preferences:dark modelive preview

38.22 ms | 402 KiB | 5 Q