'当前窗口', self::NEW_BLANK => '新窗口', ]; } public static function getBlankAttributeFromValue($nav) { if (empty($nav)) { return ''; } if (is_array($nav)) { $nav = isset($nav['openType']) ? $nav['openType'] : null; } switch ($nav) { case self::NEW_BLANK: return 'target="_blank"'; } return ''; } }