public static function OInstance() { if (empty(self::$s_OInstance)) { self::$s_OInstance = new self(); } return self::$s_OInstance; }
protected function _aGetLocation($sIp) { if (0 === strlen($sIp)) { $sIp = Ko_Tool_Ip::SGetClientIP(); } $loc = Ko_Data_IPLocator::OInstance()->sGetLocation($sIp); $loc = Ko_Tool_Str::AStr2Arr_GB18030($loc); return implode('', array_slice($loc, 0, 2)); }