コード例 #1
0
 /**
  * Retrieves the one true instance of Attribution_Analytics
  * Also sets up constants and includes deprecated files.
  *
  * @since  1.0.0
  * @return object Singleton instance of Attribution_Analytics
  */
 public static function get_instance()
 {
     if (!isset(self::$instance)) {
         self::$instance = new Attribution_Analytics();
         self::$instance->setup_constants();
     }
     return self::$instance;
 }