HTML parser
public php v1 · immutable<?php$str = htmlspecialchars("<u><b>Yay</b></u>");$allowed_tags = array("b", "i", "u");foreach($allowed_tags as $value) $str = preg_replace("#<".$value.">(.+)</".$value.">#", "<".$value.">$1</".$value.">", $str);echo $str;?>