curl命令用法

  1. 语法
    • curl [option] URL
  2. 使用
    • 显示通信过程
      curl -v URL
      例:curl -v www.baidu.com
      * About to connect() to www.baidu.com port 80 (#0)#建立连接
      *   Trying 14.215.177.38...
      * Connected to www.baidu.com (14.215.177.38) port 80 (#0)
      > GET / HTTP/1.1#发送请求
      > User-Agent: curl/7.29.0
      > Host: www.baidu.com
      > Accept: */*
      > #接收响应
      < HTTP/1.1 200 OK
      < Accept-Ranges: bytes
      < Cache-Control: private, no-cache, no-store, proxy-revalidate, no-transform
      < Connection: Keep-Alive
      < Content-Length: 2381
      < Content-Type: text/html
      < Date: Thu, 10 Oct 2019 03:28:02 GMT
      < Etag: "588604d8-94d"
      < Last-Modified: Mon, 23 Jan 2017 13:27:52 GMT
      < Pragma: no-cache
      < Server: bfe/1.0.8.18
      < Set-Cookie: BDORZ=27315; max-age=86400; domain=.baidu.com; path=/
      < 
      <!DOCTYPE html>#网页代码
      <!--STATUS OK--><html> <head><meta http-equiv=content-type content=text/html;charset=utf-8><meta http-equiv=X-UA-Compatible content=IE=Edge><meta content=always name=referrer><link rel=stylesheet type=text/css href=http://s1.bdstatic.com/r/www/cache/bdorz/baidu.min.css><title>百度一下,你就知道</title></head> <body link=#0000cc> <div id=wrapper> <div id=head> <div class=head_wrapper> <div class=s_form> <div class=s_form_wrapper> <div id=lg> <img hidefocus=true src=//www.baidu.com/img/bd_logo1.png width=270 height=129> </div> <form id=form name=f action=//www.baidu.com/s class=fm> <input type=hidden name=bdorz_come value=1> <input type=hidden name=ie value=utf-8> <input type=hidden name=f value=8> <input type=hidden name=rsv_bp value=1> <input type=hidden name=rsv_idx value=1> <input type=hidden name=tn value=baidu><span class="bg s_ipt_wr"><input id=kw name=wd class=s_ipt value maxlength=255 autocomplete=off autofocus></span><span class="bg s_btn_wr"><input type=submit id=su value=百度一下 class="bg s_btn"></span> </form> </div> </div> <div id=u1> <a href=http://news.baidu.com name=tj_trnews class=mnav>新闻</a> <a href=http://www.hao123.com name=tj_trhao123 class=mnav>hao123</a> <a href=http://map.baidu.com name=tj_trmap class=mnav>地图</a> <a href=http://v.baidu.com name=tj_trvideo class=mnav>视频</a> <a href=http://tieba.baidu.com name=tj_trtieba class=mnav>贴吧</a> <noscript> <a href=http://www.baidu.com/bdorz/login.gif?login&amp;tpl=mn&amp;u=http%3A%2F%2Fwww.baidu.com%2f%3fbdorz_come%3d1 name=tj_login class=lb>登录</a> </noscript> <script>document.write('<a href="http://www.baidu.com/bdorz/login.gif?login&tpl=mn&u='+ encodeURIComponent(window.location.href+ (window.location.search === "" ? "?" : "&")+ "bdorz_come=1")+ '" name="tj_login" class="lb">登录</a>');</script> <a href=//www.baidu.com/more/ name=tj_briicon class=bri style="display: block;">更多产品</a> </div> </div> </div> <div id=ftCon> <div id=ftConw> <p id=lh> <a href=http://home.baidu.com>关于百度</a> <a href=http://ir.baidu.com>About Baidu</a> </p> <p id=cp>&copy;2017&nbsp;Baidu&nbsp;<a href=http://www.baidu.com/duty/>使用百度前必读</a>&nbsp; <a href=http://jianyi.baidu.com/ class=cp-feedback>意见反馈</a>&nbsp;京ICP证030173号&nbsp; <img src=//www.baidu.com/img/gs.gif> </p> </div> </div> </div> </body> </html>
      * Connection #0 to host www.baidu.com left intact
    • 显示响应头信息和网页代码
      curl -i URL
    • 只显示响应头信息
      curl -I URL
    • 只显示网页代码
      curl -l URL
    • 保存网页代码
      curl -o 文件名(路径) URL 
  3. 下载文件
    • curl -O URL
  4. 发送表单信息(GET/POST)
    • GET
      curl -X GET URL?key1=value1&key2=value2
    • POST
      curl -X POST -d "key1=value1&key2=value2" URL
posted @ 2019-10-10 16:16  故道丶白云  阅读(2194)  评论(0编辑  收藏  举报