Mine
public php v1 · immutable<?php $validpages=array('index.php','home.php','otherpage.php',...);if(!file_exists($_GET['page']) || !in_array($_GET['page'],$validpages)){ include("404.php"); } else { include($_GET['page']); }?><?php $validpages=array('index.php','home.php','otherpage.php',...);if(!file_exists($_GET['page']) || !in_array($_GET['page'],$validpages)){ include("404.php"); } else { include($_GET['page']); }?>