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run code in 300+ PHP versions simultaneously
<?php $rr='input name=&quot;LFMIdsite&quot; value=&quot;5678&quot;'; echo preg_replace('name=&quot;LFMIdsite&quot; value=&quot;(.*?)&quot;', 'name=&quot;LFMIdsite&quot; value=&quot;500&quot;', $rr); ?>

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43.46 ms | 402 KiB | 5 Q