把链接生成二维码，代码如下：
public void ResImg() ???{ ???????string contents = "http://www.baidu.com"; ???????Bitmap bmp = GeneratorQrImage(contents); ???????MemoryStream ms = new MemoryStream(); ???????bmp.Save(ms, System.Drawing.Imaging.ImageFormat.Jpeg); ???????byte[] arr = new byte[ms.Length]; ???????ms.Position = 0; ???????ms.Read(arr, 0, (int)ms.Length); ???????ms.Close(); ???????Response.Clear(); ???????Response.ContentType = "image/gif"; ???????Response.OutputStream.Write(arr, 0, arr.Length); ???????Response.End(); ???}.net生成二维码
原文地址：https://www.cnblogs.com/Iven-zhang/p/10163208.html