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@ 2014-07-17T17:53:59Z

<?php

$var = '$123,34.00A';
$var2 = '12334.00';
$reg = "/\D[^.,]/";
print preg_replace($reg,$var,"");
?>

Output
Performance
VLD
References
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preg_replace: documentation ( source)

preferences:dark modelive preview

29.5 ms | 402 KiB | 5 Q