1.发送post请求，能够是json,htmlhtml
curl -H 'content-type: application/json' -X POST -d '{"name":"shfbjsf"}' http://www.jnshu.com/aaajson
2.get 请求app
curl https://way.jd.com/he/freeweather?city=handan&appkey=8010132dcf54491a4eaa387f4db61774curl