HTTP/1.1 204 No Content Date: Thu, 13 Aug 2020 14:17:08 GMT Content-Type: text/html; charset=utf-8 Content-Length: 36 Cache-Control: no-cache Pragma: no-cache Expires: -1 Access-Control-Allow-Origin: http://hjgc.lszjy.com Access-Control-Allow-Credentials: true