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@ 2015-08-26T11:26:43Z

<?php

$string = ' !?.,:;\'"+-()';

var_dump(preg_replace('/[^[:word:][:space:][:punct:]]+/', '', $string));

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
preg_replace: documentation ( source)

preferences:dark modelive preview

28.86 ms | 402 KiB | 5 Q