/** * 获取实例 * @access public * @return XF_View_Helper_Header_Meta */ public static function getInstance($meta = null) { if (self::$_instance === null) { self::$_instance = new self(); } if (XF_Functions::isEmpty($meta) === false) { self::$_instance->appendMeta($meta); } return self::$_instance; }
/** * 获取meta * @param string $var * @return XF_View_Helper_Header_Meta */ public function headeMeta($var) { return XF_View_Helper_Header_Meta::getInstance($var); }