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is_plugin_active ›

Since2.5.0
Deprecatedn/a
is_plugin_active ( $plugin )
Parameters:
  • (string) $plugin Path to the main plugin file from plugins directory.
    Required: Yes
Returns:
  • (bool) True, if in the active plugins list. False, not in the list.
Defined at:
Codex:

Check whether a plugin is active.

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.



Source

function is_plugin_active( $plugin ) {
	return in_array( $plugin, (array) get_option( 'active_plugins', array() ) ) || is_plugin_active_for_network( $plugin );
}