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ASP.NET利用WebRequest下载远程图片

asp.net利用WebRequest,WebResponse 类保存远程图片到本地的方法、保存抓取远程图片

WebRequest wreq=WebRequest.Create("https://www.zzzyk.com/images/logo.gif");
HttpWebResponse wresp=(HttpWebResponse)wreq.GetResponse();
Stream s=wresp.GetResponseStream();
System.Drawing.Image img;
img = System.Drawing.Image.FromStream(s);  
img.Save("yizuotu.net.gif",ImageFormat.Gif);   //保存
//下面直接输出
MemoryStream ms=new MemoryStream();
img.Save(ms,ImageFormat.Gif);
img.Dispose();
Response.ClearContent();
Response.ContentType="image/gif";
Response.BinaryWrite(ms.ToArray());

补充:企业软件 ,  企业信息化
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