C#抓取网络图片保存到本地

http://www.sharejs.com/codes/csharp/2122 public Bitmap Get_img()

{

Bitmap img = null;

HttpWebRequest req;

HttpWebResponse res = null;

try

{

System.Uri httpUrl = newSystem.Uri("http://xxx.com/xxx.png ");

req = (HttpWebRequest)(WebRequest.Create(httpUrl));

req.Timeout = 180000; //设置超时值10秒

req.UserAgent = "XXXXX";

req.Accept = "XXXXXX";

req.Method = "GET";

res = (HttpWebResponse)(req.GetResponse());

img = new Bitmap(res.GetResponseStream());//获取图片流

img.Save(@"E:/" + DateTime.Now.ToFileTime().ToString() +".png");//随机名

}

catch (Exception ex)

{

string aa= ex.Message;

}

finally

{

res.Close();

}

return img;

}