Online PHP editor | refs for HJ9rg

@ 2018-08-17T12:10:32Z

<?php

$reg = '#<p>\s*\[spoiler\s+id=\d+\]\s*</p>#';

$text = <<<TEXT
 Before.
 <p>
   [spoiler id=7]
 </p>
 After.
 <p>
   [spoiler      id=42]
 </p>

TEXT;

echo preg_replace($reg, '', $text);