优化代码

This commit is contained in:
yansongda 2018-08-29 18:31:43 +08:00
parent d0c4eca367
commit d0fc506900

View File

@ -141,6 +141,7 @@ class Support
* @param null $key
*
* @throws InvalidArgumentException
*
* @return string
*/
public static function generateSign($data, $key = null): string