public static function getRetJson($errorCode, $errorMessage = '', $data = NULL, $callback = NULL) { if (empty($errorMessage)) { $errorMessage = self::getMsg($errorCode); } $jsonPrototype = array('error_code' => $errorCode, 'error_message' => $errorMessage); if (!empty($data)) { $jsonPrototype += is_string($data) ? str_replace(array("\r", "\n", "\t"), '', $data) : $data; } //对变量进行 JSON 编码 $json = Core_Fun::jsonEncode($jsonPrototype); return $json; }