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@ 2014-06-19T09:44:47Z

<?php
function remTxt( $text )
{
echo preg_replace("/[^0-9]/","",$text);

}


remTxt("123wret456fgh678");
?>

Output
Performance
VLD
References
Branches

preg_replace: documentation ( source)

preferences:dark modelive preview

35.5 ms | 402 KiB | 5 Q