php 301 permanent redirection of Apache and IIS

<?php
header("HTTP/1.1 301 Moved Permanently");
header("Location: http://www.example.com/newpage/");
exit;
?>

PHP 301 for IIS:

<?php
header("Status: 301 Moved Permanently");
header("Location: http://www.example.com/newpage/");
exit;
?>

For more php 301 redirect articles, please refer to: Configuration code for htaccess 301 redirection in the secondary directory Example analysis of apache php 301 redirect How to implement php 301 redirect How to implement 301 redirect in php