cURL

发送无参数http POST请求, 并显示response header

                     curl -i -X POST http://localhost:4000/snippet/create
                

                    HTTP/1.1 200 OK
                    Date: Sat, 27 Apr 2024 12:52:28 GMT
                    Content-Length: 20
                    Content-Type: text/plain; charset=utf-8

                    Create a new snippet
                

-i: 表示显示response header.

-X POST: 作为一个整体表示发送HTTP POST请求

可选参数：-v: 显示整个请求过程,包括request,和response

跟踪重定向, 并显示response header

                     curl -iL -v -X POST http://localhost:4000/snippet/create
                

                    *   Trying ::1...
                    * TCP_NODELAY set
                    * Connected to localhost (::1) port 4000 (#0)
                    > POST /snippet/create HTTP/1.1
                    > Host: localhost:4000
                    > User-Agent: curl/7.55.1
                    > Accept: */*
                    >
                    < HTTP/1.1 303 See Other
                    HTTP/1.1 303 See Other
                    < Location: /snippet/view?id=9
                    Location: /snippet/view?id=9
                    < Date: Mon, 29 Apr 2024 07:31:42 GMT
                    Date: Mon, 29 Apr 2024 07:31:42 GMT
                    < Content-Length: 0
                    Content-Length: 0

                    <
                    * Connection #0 to host localhost left intact
                    * Issue another request to this URL: 'http://localhost:4000/snippet/view?id=9'
                    * Found bundle for host localhost: 0x2984cc25a50 [can pipeline]
                    * Re-using existing connection! (#0) with host localhost
                    * Connected to localhost (::1) port 4000 (#0)
                    > POST /snippet/view?id=9 HTTP/1.1
                    > Host: localhost:4000
                    > User-Agent: curl/7.55.1
                    > Accept: */*
                    >
                    < HTTP/1.1 200 OK
                    HTTP/1.1 200 OK
                    < Date: Mon, 29 Apr 2024 07:31:42 GMT
                    Date: Mon, 29 Apr 2024 07:31:42 GMT
                    < Content-Length: 43
                    Content-Length: 43
                    < Content-Type: text/plain; charset=utf-8
                    Content-Type: text/plain; charset=utf-8

                    <
                    Display a specific snippet with ID is 9 ...* Connection #0 to host localhost left intact
                

-L 表示跟踪303，302，301,可能会发送多个request。一般和-v搭配使用,显示整个过程