WebClient用法

最新推荐文章于 2025-06-23 18:29:46 发布

原创最新推荐文章于 2025-06-23 18:29:46 发布 · 1.6k 阅读

0 ·

CC 4.0 BY-SA版权

文章标签：

#string #stream #byte #null

//取得整个页面内容

using System.Net;

WebClient Client = new WebClient();
Stream strm = Client.OpenRead("http://fund3.eastmoney.com/450003.html");
StreamReader sr = new StreamReader(strm);
string line;
while ((line = sr.ReadLine()) != null)
{
StreamWriter sw = new StreamWriter("d://123.txt", true, Encoding.GetEncoding("gb2312"));
sw.WriteLine(line);
sw.Close();
}
strm.Close();

//取得title里的内容

WebClient sHttpWebClinet = new WebClient();
byte[] str1 = sHttpWebClinet.DownloadData(uri);
string strWebText = System.Text.Encoding.Default.GetString(str1);
Int32 i1 = strWebText.IndexOf(" <title> ") + 7;
Int32 i2 = strWebText.IndexOf(" </title> ") - 1;
string title = strWebText.Substring(i1, i2 - i1);

//上传数据，小文件

WebClient Client = new WebClient();

Client.UploadFile(strUrl,"POST",fileName);