HttpWebRequest如何post一个页面后返回结果
我有一个url,里面有个链接
<a id="ctl00_ContentPlaceHolder1_lbtnHideClosedIssues" href="javascript:__doPostBack('ctl00$ContentPlaceHolder1$lbtnHideClosedIssues','')">Show Closed Issues</a><br />
我需要点了这个链接之后,获取里面的数据,用HttpWebRequest如何做到?