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@ 2014-06-20T03:54:21Z

<?php
$_POST['keywords']="sample products!\@, products#$#\, sample";
$keywords = preg_replace("/\g/", ',',($_POST['keywords']));
echo $keywords;

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preg_replace: documentation ( source)

preferences:dark modelive preview

35.15 ms | 402 KiB | 5 Q