学步园

HttpRequest:

static class WebFunc<br /> {<br /> private static CookieContainer cookie = new CookieContainer();<br /> private static string contentType = "application/x-www-form-urlencoded";<br /> private static string accept = "image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, application/x-shockwave-flash, application/x-silverlight, application/vnd.ms-excel, application/vnd.ms-powerpoint, application/msword, application/x-ms-application, application/x-ms-xbap, application/vnd.ms-xpsdocument, application/xaml+xml, application/x-silverlight-2-b1, */*";<br /> private static string userAgent = "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022)";</p> <p> public static string GetHtmlEx(string url)<br /> {<br /> HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);<br /> request.UserAgent = userAgent;<br /> request.ContentType = contentType;<br /> request.CookieContainer = cookie;<br /> request.Accept = accept;<br /> request.Method = "get";</p> <p> WebResponse response = request.GetResponse();<br /> Stream responseStream = response.GetResponseStream();<br /> Encoding encoding = null;<br /> for (int i = 0; i < response.Headers.Count; i++)<br /> {<br /> Match m = Regex.Match(response.Headers[i].ToString(), "(?i)(?<=charset=)[^ ]+");<br /> if (!m.Success) continue;<br /> encoding = Encoding.GetEncoding(m.Value);<br /> break;<br /> }<br /> StreamReader reader = new StreamReader(responseStream, encoding);<br /> String html = reader.ReadToEnd();<br /> response.Close();</p> <p> return html;<br /> }<br /> }

WebClient：

System.Net.WebClient wc = new System.Net.WebClient();<br /> Byte[] pageData = wc.DownloadData("网页地址");<br /> string s= System.Text.Encoding.Default.GetString(pageData);<br />