C # generates two-dimensional code

Http://www.cnblogs.com/jys509/p/4592539.html

Use ThoughtWorks.QRCode.dll in C # to generate a two-dimensional code with a specified size and border width

Plug - ins:

To add a reference:

using System.Drawing; using ThoughtWorks.QRCode.Codec; using ThoughtWorks.QRCode.Codec.Data; using ThoughtWorks.QRCode.Codec.Util;

Generate two-dimensional

  PublicBitmap Newcode (stringstr) {            //Initialize the QR code generation toolQrcodeencoder Qrcodeencoder =NewQrcodeencoder (); Qrcodeencoder.qrcodeencodemode=Qrcodeencoder.encode_mode.            BYTE; Qrcodeencoder.qrcodeerrorcorrect=qrcodeencoder.error_correction.            M Qrcodeencoder.qrcodeversion=0; Qrcodeencoder.qrcodescale=4; //generate a two-dimensional code picture of a stringBitmap image =Qrcodeencoder.encode (str, encoding.default); returnimage; }

 Public actionresult Cre ()         {            = Createcode. Newcode (content);             New MemoryStream ();            Image. Save (MS, imageformat.png);            Response.BinaryWrite (Ms. GetBuffer ());             return NULL ;        }

<src= "@Url. Action ("/>

C # generates two-dimensional code