asp.net利用 WebClient 类下载抓取远程图片
asp.net利用利用 WebClient 类保存远程图片到本地WebClient my=new WebClient();
byte[] mybyte;
mybyte=my.DownloadData("https://www.yizuotu.net/images/logo.gif");
MemoryStream ms=new MemoryStream(mybyte);
System.Drawing.Image img;
img = System.Drawing.Image.FromStream(ms);
img.Save("zzzyk.com.gif",ImageFormat.Gif); //保存
//下面直接输出
Response.ClearContent();
Response.ContentType="image/gif";
Response.BinaryWrite(mybyte);
//如果是真实的图片地址直接用
my.DownloadFile("https://www.yizuotu.net/images/logo.gif","zzzyk.com.gif"); //直接可以保存