wp-admin/ms-upgrade-network.php

<?php
/**
 * Multisite upgrade administration panel.
 *
 * @package WordPress
 * @subpackage Multisite
 * @since 3.0.0
 */

require_once( dirname( __FILE__ ) . '/admin.php' );

wp_redirect( network_admin_url( 'upgrade.php' ) );
exit;
Add mu only (inactive) files 2010-01-06 04:02:57 +00:00			`<?php`
File-level phpdoc for multisite files. 2010-04-04 13:29:35 +00:00			`/**`
			`* Multisite upgrade administration panel.`
			`*`
			`* @package WordPress`
			`* @subpackage Multisite`
			`* @since 3.0.0`
			`*/`

Don't rely on include_path to include files. 2013-09-25 00:18:11 +00:00			`require_once( dirname( __FILE__ ) . '/admin.php' );`
Introduce is_multisite(). see #11644 2010-01-06 20:19:35 +00:00
Code is Poetry. 2017-11-30 23:11:00 +00:00			`wp_redirect( network_admin_url( 'upgrade.php' ) );`
Always exit after wp_redirect. props filosofo, fixes #15518 . 2010-12-09 18:02:54 +00:00			`exit;`