Print QR Code Barcode in Windows Application and ASP.NET using C#

Print QR Code Barcodes in C#.NET with Barcode Control DLL
Barcode in C# > 2D > QR Code
QR Code Barcode Generator for C#.NET-Benefits
Easy-to-use .NET Barcode SDK for C#.NET
QR Code .NET Generator SDK integrates into C# projects with Xcopy deployment; it is ready-to use after installation, and could be drag &drop onto your C#.NET Windows Forms, C# Web Forms, C#.NET class, and console applications.
Robust .NET Barcode Control Library
QR Code .NET Generator Control for C#.NET is a robust .NET Control that allows C#.NET developers to print QR Code barcode in their windows application. This control is entirely written by managed code in C# using strong named and digitally signed assemblies
Dedicated QR Code Generator
C# QR Code .NET Generator include mature and comprehensive generation features that could be added into projects in C#.NET thus qualified QR Code could be generated in C#.NET; it supports module sizing and QR Code versions, meanwhile it include function for automated data mode selection
Standard QR Code Generation
QR Code .NET Generator is a quality image generator for C#.NET developers that generates standard QR Code in .NET Windows forms from ISO / IEC 18004 (2nd edition 2006-09-01) which is the latest barcode symbology
Multiple Barcode Types Supported in C#.NET
QR Code Barcode Generator for C#.NET--- Overview
QR Code Visual C# .NET Barcode Library is a functional .NET barcode-generating component who creates and prints QR Code and another 40+ linear & 2D barcodes in Visual C# .NET projects. Free C#.NET sample code is available
QR Code Introduction
2D barcode symbology QR Code, abbreviated from Quick Response Code, is one of the most popular barcode nowadays. Its large data capacity and high speed scanning had made it widely used in advertising and marketing industries.
QR Code Valid Data Characters
  • Standard ASCII Characters
  • Extended ASCII Characters
QR Code Valid Data Length
  • 4,296 characters (Max)
  • 2,953 bytes (Max)
  • 7,089 characters (Max)
  • 1,817 characters (Max)
Creating QR Code Barcodes in C# .NET class
Add QR Code Barcode in Windows Application using C# Class Library
  • Download Terrek.Dotnet.zip, save it in local drive, and unzip;
  • Add Terrek.Barcode.DotNET.dll to the C# Winform project reference;
  • Drag and drop a button to the form, and double-click the button;
  • In the Form1.cs, copy the following sample code to the project
Print QR Code Barcode in ASP.NET Using C#
  • Download Terrek ASP.NET barcode trial and unzip;
  • Add Terrek.Barcode.ASPNET.dll to your project. Do not copy the DLL to the bin directory, Visual Studio will do so automatically;
  • Open your Visual Studio in Web Forms and add Terrek.Barcode.ASPNET.dll to your reference in "Solution Explorer";
  • Go to "Barcode" folder in the trial package, copy files "barcode.aspx" and "barcode.aspx.cs", to the project where aspx barcodes are generated;
  • Right click on the aspx name in "Solution Expolrer" and select "View Code";
  • Copy the sample C# code in to the project and run the programm.
Generate QR Code using C# - Free C# Sample Code
using Terrek.Barcode;
BarcodeControl qrcode = new BarcodeControl();
qrcode. Symbol = BarcodeSymbol.QRCode;
qrcode.BarcodeData = "http://www.terrek.com/products/aspnet_barcode/aspnet_qrcode.shtml";
qrcode.QRCodeDataMode=QRCodeDataMode.Auto;
qrcode.QRCodeECL=QRCodeECL.H;
qrcode.MeasuringUnit = MeasuringUnit.PIXEL;
qrcode.BarWidth = 2;
qrcode.QRVersion=QRCodeVersion.V10;
qrcode.DotsPerInch = 96;
qrcode.BarcodeFormat = System.Drawing.Imaging.ImageFormat.Png;
qrcode.drawBarcode("C:\\qrcode.png");
//Drawing & printing barcode to .NET Graphics, Stream & Bitmap objects
public Bitmap createBarcode ();
public byte[] createBarcodeToByteArray();
public void createBarcode (Graphics graphics);
public void createBarcode (string filename);
public void createBarcode (Stream fileStream);