C# Code 39 Reader Introduction
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C# Code 39 Reader SDK is a high performance C# linear and 2d barcode recognition SDK for Microsoft Visual Studio C#.NET platform.
Scan and read Code 39 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
- Read QR Code in C# | Read Code 128 in C# | Read Code 93 in C# | Read Data Matrix in C#
- Read PDF-417 in C# | Read EAN-13 in C# | Read EAN-8 in C# | Read UPC-A in C#
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Install C#.NET Barcode Reader Control to Your C# project
Top- 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 Code 39 in C# Class
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Call BarcodeScanner.Scan() method in your C# class, and pass your barcode image file, and Code 39 barcode type (BarcodeType.Code 39) as method parameters.
string[] datas = BarcodeScanner.Scan("code-39-barcode-image.gif", BarcodeType.Code39);
C# Barcode Reading & Scanning TutorialsTop
TopBarcode Reader SDK for C#.NET - Barcode Image Reading
- Read Linear / 1D Barcode Images:
- Read Matrix / 2D Barcode Images: Data Matrix, PDF-417, QR Code
| Australia Post | Codabar | Code 39 | Code 93 | Code 128 |
| EAN 8 | EAN 13 | GS1 128 (UCC/EAN128) | Identcode | Intelligent Mail |
| Interleaved 2 of 5 | ISBN | ISSN | ITF-14 | Leitcode |
| Patch Code | Planet | Postnet | RM4SCC | UPC-A |
| UPC-E |
Common Asked Questions
What is Code 39 barcode used for?
Code 39, also known as Code 3 of 9, was the first barcode to encode both numbers and letters. It is most commonly used in
the inventory, government, military and electronics industries.
Using C# barcode reader library, you can easily scan and recognize Code 39 text from barcode images in C# ASP.NET Core, MVC, WinForms, WPF apps.
What is the Code 39 on a barcode reader?
Code 39 is a 1d barcode symbology that encodes up to 43 characters, including uppercase letters, numbers, and special symbols.
Code 39 extension supports encoding full 128 ASCII characters.
Using C# Barcode Scanner library, you can scan and decode all 128 ASCII characters from Code 39 and Code 39 extension barcode images in C# class.
How to decode Code 39?
To scan and decode Code 39 text from a barcode image, a barcode scanner device or reader software will scan all bar and space modules on the Code 39 barcode symbology,
and use a character map to translate the bar and space groups into Code 39 data characters.
OnBarcode C# Barcode Scanner library will help C# developer quickly integrate Code 39 barcode scanning and reading features in a C# ASP.NET, MVC, web and Windows application.
What is the difference between Code 39 and Code 128 barcodes?
Code 128 requires a checksum. If the Code 128 barcode is damaged, it may still be scannable. Code 39 checksum is optional.
If the Code 39 barcode without checksum is damaged, it won't be scannable.
In C# class, you can scan, recognize and decode both Code 128 and Code 39 barcode data from image files using C# Barcode Reader library.
