HTTP/1.1 200 OK Date: Fri, 22 Jan 2021 14:50:47 GMT Server: Apache Expires: Thu, 19 Nov 1981 08:52:00 GMT Cache-Control: no-store, no-cache, must-revalidate Pragma: no-cache Connection: close Set-Cookie: PHPSESSID=bb5sqgh563s0mv04160gvtj8qd; path=/ Upgrade: h2 Connection: Upgrade Content-Length: 0 Content-Type: text/html; charset=gbk