is_plugin_active_for_network( string $plugin )
Determines whether the plugin is active for the entire network.
Description Description
Only plugins installed in the plugins/ folder can be active.
Plugins in the mu-plugins/ folder can’t be "activated," so this function will return false for those plugins.
For more information on this and similar theme functions, check out the Conditional Tags article in the Theme Developer Handbook.
Parameters Parameters
- $plugin
-
(string) (Required) Path to the plugin file relative to the plugins directory.
Return Return
(bool) True if active for the network, otherwise false.
Source Source
File: wp-admin/includes/plugin.php
function is_plugin_active_for_network( $plugin ) {
if ( ! is_multisite() ) {
return false;
}
$plugins = get_site_option( 'active_sitewide_plugins' );
if ( isset( $plugins[ $plugin ] ) ) {
return true;
}
return false;
}
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Changelog Changelog
| Version | Description |
|---|---|
| 3.0.0 | Introduced. |
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Example
// Makes sure the plugin is defined before trying to use it if ( ! function_exists( 'is_plugin_active_for_network' ) ) { require_once( ABSPATH . '/wp-admin/includes/plugin.php' ); } if ( is_plugin_active_for_network( 'plugin-directory/plugin-file.php' ) ) { // Plugin is activated }