HTTP/1.1 200 OK Date: Sat, 23 Jan 2021 17:06:47 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=f41t9thcop7vo4os1nki46rj3q; path=/ Upgrade: h2 Connection: Upgrade Content-Length: 0 Content-Type: text/html; charset=gbk