.NET Code 39 Barcode Reader, Reading Code-39 barcode images in .NET, C#, VB.NET, ASP.NET applications

C# Code 39 Barcode Reader

How to scan, read Code 39 barcodes in .NET, C#, ASP.NET & VB.NET applicationss

Barcode Reader for C#.NET > How to read barcode in C#? > Scan, read, Code 39 barcodes in C#

100% written in Visual C#.NET 2.0
Support .NET 2.0, 3.0, 3.5 and later version
Have fast reading speed
Support reading distorted Code 39 barcode images
Read Code 39 barcodes in any angles
Read multiple Code 39 barcodes in a single image file
Support GIF, JPEG, PNG & TIFF formats

Download Code 39 Barcode Reader for .NET

Please download KA.Barcode Reader for .NET free of charge. In the unzipped trial package, you will find:

KeepAutomation.BarcodeReader.dll
End user license agreement, user manual and order page

Note that: This trial version can be used infinitely. But the first character of a barcode symbology is decoded randomly by our .NET Barcode Reader.

.NET Code 39 Barcode Reader User Guide

Add KeepAutomation.BarcodeReader.dll to your project reference.
Copy the following C# & VB codes.

C# Sample code

     using KeepAutomation.BarcodeReader;
     String[] datas = BarcodeReader.readBarcode("C:\barcode.jpeg", BarcodeType.Code39);

VB Sample code

     Imports KeepAutomation.BarcodeReader  
     Dim datas As [String]() = BarcodeReader.readBarcode("C:\barcode.jpeg", BarcodeType.Code39)

.NET Barcode Reader Licenses & Prices

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Frequently Asked Questions

What purposes does Code 39 serve?

This barcode is a popular choice for inventory management, electronics, and government documentation because it supports alphanumeric data. It's widely used in inventory management, government, military, and electronics sectors. Using KeepAutomation C# Code 39 barcode reader library, you can quickly scan, decode Code 39 codes in C# ASP.NET Core, MVC, WinForms and WPF for inventory management, government, military, and electronics sectors applications.

What does Code 39 refer to in barcode devices?

Code 39 is a linear barcode symbology that holds data in as many as 43 characters, including uppercase letters, numbers, and special symbols. Its extended variant works with the complete 128-character ASCII set. Using C# Code 39 Reader and Scanner SDK, you can quickly decode Code 39 codes in Visual Studio .NET projects.

How is Code 39 interpreted by a scanner?

For decoding Code 39 text from a barcode image, a barcode scanner (device or reader software) scans all bar and space units of the Code 39 barcode. The scanner reads the barcode by measuring the widths of the bars and spaces. Each character is represented by a unique pattern of nine elements (five bars and four spaces), which the device converts into text. Using C# Code 39 Barcode Reader component api, you will scan and recognize all Code 39 barcodes from image files in C# class.

How are Code 39 and Code 128 barcodes different?

Code 128 has to have a checksum and remains scannable if slightly damaged. If a Code 128 barcode gets damaged, it could still be scanned. Code 39, which typically omits a checksum, is less forgiving, but a damaged Code 39 without one won't work with scanners. C# Code 39 barcode reader library supports both Code 39 and Code 128 barcode recognition in C# ASP.NET and Windows applications.