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C# QR Code Reader SDK Integration

Online tutorial for reading & scanning QR Code barcode images using C#.NET class

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How to read, scan, decode QR Code images in C#.NET class, ASP.NET Web & Windows applications



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In this C# tutorial, you will learn how to scan, read QR Code barcode data from images in C# ASP.NET web app and Windows application.

  • Scan standard QR Code and GS1 QR Code
  • Read multiple raster image formats, TIFF, bitmap, jpeg, gif, png.
  • Scan the whole image area or partial of it.
  • Extract QR Code data value with barcode location information

How to read, scan QR Code image in C# application

  1. Download .NET QR Code Reader Library
  2. Install C# library to scan barcode images in .NET apps
  3. Step by Step Tutorial








  • Scan QR Code barcode in C# class, Console applications
  • Read QR Code barcode in C# ASP.NET Core web app
  • Read, decode QR Code images in Visual Studio C# windows application
  • Easy and simple to integrate QR Code reader component (single dll file) into your C# project
  • Complete developed in C#.net 2005, for .net framework 2.0 and later version
  • Scanning, decoding QR Code from multiple image formats, like BMP, GIF, JPEG, PNG, TIFF formats
  • Scanning, reading QR Code from multi-page TIFF documents

C# QR Code Reader Introduction
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C# QR Code Reader SDK is a high performance C# linear and 2d barcode recognition SDK for Microsoft Visual Studio C#.NET platform.
Scan and read QR Code barcodes from image files is one of the barcode decoding functions in .NET Barcode Reader component. To help .net developers easiy integrate barcode reader control into your .net projects, we provide detailed online tutorial for
C#.NET Barcode Reader component supports scanning and reading 20+ linear, 2d barcodes, including
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Install C#.NET Barcode Reader Control to Your C# project
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  • Copy OnBarcode.Barcode.BarcodeScanner.dll to your C#.NET project folder (do not copy dll file to your project bin folder).
  • Add OnBarcode.BarcodeReader.dll to your C# project reference.
Reading QR Code in C# Class
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Call BarcodeScanner.Scan() method in your C# class, and pass your barcode image file, and QR Code barcode type (BarcodeType.QR Code) as method parameters.
   string[] datas = BarcodeScanner.Scan("qr-code-barcode-image.gif", BarcodeType.QRCode);
C# Barcode Reading & Scanning Tutorials
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Barcode Reader SDK for C#.NET - Barcode Image Reading

OnBarcode is a market-leading provider of barcode imaging generator, reader controls and components for ASP.NET, Windows Forms, WPF, as well Java, Android, iOS (iPhone, iPad) across all major enterprise development platforms. We provides comprehensive tutorials and how-tos for various linear, 2d barcode information, such as C# in ASP.NET, C# .NET, C# Barcode Encoding, C# Barcode Image, VB.NET in ASP.NET, VB.NET Winforms, VB.NET Barcode Encoding. OnBarcode barcode products are supported by RasterEdge ASP.NET Document Viewer, which supports ASP.NET PDF Viewer, ASP.NET MVC Document Viewer, ASP.NET PDF Editor, MVC PDF Viewer. And provide high quality C# Convert PDF to Tiff, C# Convert PDF to Word, C# Convert PDF to HTML, C# Convert PDF to Jpeg images, and their easy and simple documents, like C# PDF SDK, C# extract text from PDF, C# Compress PDF, Print PDF in C# and C# extract image from PDF.
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