/** * Singleton. * @since 3.0 */ static function getInstance() { return is_null(self::$instance) ? self::$instance = new WPI_Core() : self::$instance; }
/** * Singleton. * * @since 3.0 * */ static function getInstance() { if (is_null(self::$instance)) { self::$instance = new WPI_Core(); } return self::$instance; }