.NET UPC-A Barcode Generator
Generate UPC-A barcode labels using c#, vb.net in asp.net mvc, windows application

How to Generate Linear UPC-A Barcode in ASP.NET, .NET WinForms & .NET Reports

• Compatible with GS1 Barcode Standard for linear UPC-A encoding in .NET applications
• Generate and create linear UPC-A in .NET WinForms, ASP.NET and .NET Class
• Dynamically stream 1D UPC-A barcode images in Microsoft Internet Information Services
• Easy to print linear UPC-A in Visual Studio.NET, supporting drag & drop and C#/VB.NET coding
• Easily add two or five digits supplement barcodes to UPC-A in .NET
• Automatically add check digit for 1D UPC-A barcodes in .NET projects
• Print and save linear UPC-A barcode image in gif, jpeg, png, tiff and bitmap images
• Widely-used and advanced linear UPC-A barcode generating library SDK

• 0, 1, 2, 3, 4, 5, 6, 7, 8, 9

• 12 numeric digits (Please input only 11 digits, for K.A.Barcode automatically add the last check digit for you)

• KeepAutomation.Barcode.Windows.dll
• KeepAutomation.Barcode.Web.dll
• KeepAutomation.Barcode.SSRS2008CRI.dll
• KeepAutomation.Barcode.SSRS2008.dll
• KeepAutomation.Barcode.SSRS2005CRI.dll
• KeepAutomation.Barcode.SSRS2005.dll
• KeepAutomation.Barcode.RDLC.dll
• KeepAutomation.Barcode.Crystal.dll

1. At first, you may add "KeepAutomation.Barcode.Windows.dll" or "KeepAutomation.Barcode.Web.dll" to your project reference.
2. Then, you can refer to the following C# or VB demo code to create UPC-A barcode image.

     BarCode upca = new BarCode();
     upca.Symbology = KeepAutomation.Barcode.Symbology.UPCA;
     upca.CodeToEncode = "01234567891";
     upca.generateBarcodeToImageFile("c://upca-csharp.tiff");

     Dim upca As KeepAutomation.Barcode.Bean.BarCode = New KeepAutomation.Barcode.Bean.BarCode

     upca.Symbology = KeepAutomation.Barcode.Symbology.UPCA
     upca.CodeToEncode = "01234567891"
     upca.generateBarcodeToImageFile("c:/upca-vbnet.tiff")

1. Download and unzip the evaluation version online and create a new ASP.NET project.
2. Easily copy "barcode.aspx" and "barcode.aspx.cs" in "barcode" folder to your project folder.
3. Add reference "KeepAutomation.Barcode.Web.dll" to your ASP.NET project.
4. Drag and drop "BarCodeControl" in Toolbox to the aspx page for UPC-A barcode image generation.
5. Select UPCA barcode type in the Properties panel and run the project to see the created UPC-A barcode image.

1. Copy the "barcode" folder from the unzipped folder to IIS web application folder.
2. Create a virtual directory named "barcode", then link it to the "barcode" folder in web application folder
3. Restart your IIS and navigate to "http://YourDomain:port/barcode/barcode.aspx?symbology=36&code-to-encode=01234567891"(symboloy: UPCA =36, UPCASup2=37, UPCASup5=38).
4. To add barcodes in html or aspx pages, use the tag below:
   <img src="http://YourDomain:port/barcode/barcode.aspx?symbology=36&code-to-encode=01234567891"(symboloy: UPCA =36, UPCASup2=37, UPCASup5=38)/>
5. Reset properties of your UPC-A barcode image in the above URL.

1. Download the trial package of .NET UPC-A barcode dll online and unzip it.
2. Open your Visual Studio and add KeepAutomation.Barcode.Windows.dll in the unzipped package to the Toolbox.
3. Just drag and drop the BarCodeControl from the Toolbox into the form.
4. Choose "UPCA" in "Symbology" under Properties window.
5. The UCP-A barcode image is created and you can customize it through the Properties window.