`is_network_active()`

public static function is_network_active( $plugin=GF_PLUGIN_BASENAME )

Determines if this is a network activated multisite installation.

Since: 2.8.17

Source: common.php:8241

Parameters

Name	Type	Default	Description
`$plugin`	`string`	`GF_PLUGIN_BASENAME`	Path to the plugin file relative to the plugins directory.