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public static string GetSourceTextByUrl(string url)
{
WebRequest request = WebRequest.Create(url);
request.Timeout = 200000;//20秒超时
WebResponse response = request.GetResponse();
Stream resStream = response.GetResponseStream();
StreamReader sr = new StreamReader(resStream);
string tempstr = sr.ReadToEnd();
Regex r1 = new Regex("<input type=/"hidden/" name=/"__EVENTTARGET/".*/>", RegexOptions.IgnoreCase);
Regex r2 = new Regex("<input type=/"hidden/" name=/"__EVENTARGUMENT/".*/>", RegexOptions.IgnoreCase);
Regex r3 = new Regex("<input type=/"hidden/" name=/"__VIEWSTATE/".*/>", RegexOptions.IgnoreCase);
//过滤<form>代码
Regex r4 = new Regex("<form name=/"ASPNETForm/".*id=/"ASPNETForm/">", RegexOptions.IgnoreCase);
Regex r5 = new Regex("</form>");
tempstr = r1.Replace(tempstr, "");
tempstr = r2.Replace(tempstr, "");
tempstr = r3.Replace(tempstr, "");
tempstr = r4.Replace(tempstr, "");
tempstr = r5.Replace(tempstr, "");
return tempstr;
}
AspNet技术：asp.net 生成静态时的过滤viewstate的实现方法，转载需保留来源！
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