What the HTTP protocol client typically needs to send to a server-side request

Out.println ("get/shopping/index.html http/1.1");//Request line includes request method, file path, HTTP protocol version (required)
Request header .... out.println ("aceept: */*");//The type of file (not required) that the client can handle OUT.PRINTLN ("host:192.168.1.111:8080") ///client to access the host and server port (must write), otherwise there will be 400 (request error) Out.println ("Connection:close");// The link state of the server after the transfer is complete (not required) out.println ();//blank line to distinguish between the request header and the request body (must write)
Request body ....

What the HTTP protocol client typically needs to send to a server-side request