- Barcode Products
-
Guide
- Generate barcodes in ASP.NET
- Generate barcodes in .NET WinForms
- Generate barcodes in Visual C#.NET
- Generate barcodes in Visual Basic.NET
- Generate barcodes in Java
- Generate barcodes in Crystal Reports
- Generate barcodes in Reporting Service
- Generate barcodes in RDLC Report
- Generate Barcodes in BIRT Report
- Integration
- Knowledge
- Order Now
- About Us
- Easy to integrate Postnet barcode generation component into your VB.NET Programs
- Completely written in VB.NET for .NET 2.0/3.0/4.0
- Support numeric data only to be encoded into Postnet
- Compatible with Postnet barcode specification
- Simple to set Postnet barcode data length into 5, 6, 9, 11 digits only
- Support to automatically add a checksum digit for Postnet barcodes
- User-defined options for customize Postnet barcode size, image, color, etc
- Professional Postnet barcode generation component
Quick Jump:
More About Postnet in VB.NET:
Installation of .NET Barcode Generator in VB.NET
- Download BusinessRefinery.com VB.NET barcode component and unzip
- Add BusinessRefinery.Barcode.Win.dll or BusinessRefinery.Barcode.Web.dll to your .NET project reference
- Add .NET Barcode Generator .NET Windows Control Library to .NET Visual Studio Toolbox
- Right click .NET Visual Studio Toolbox, select menu Choose Items...
- In "Choose Toolbox Items" form, click button "Browse...", and select dll BusinessRefinery.Barcode.Win.dll or BusinessRefinery.Barcode.Web.dll
Encode Postnet Valid Characters in VB.NET
There are 2 elements that influence Postnet input characters: (a), Postnet valid character set; (b), Postnet valid length.
(a)Postnet Valid Character Set
Postnet barcode is numeric-only linear barcode which encodes:
- 0, 1, 2, 3, 4, 5, 6, 7, 8, 9
Dim barcode As BusinessRefinery.Barcode.Linear barcode = New BusinessRefinery.Barcode.Linear()
barcode.Symbology = BusinessRefinery.Barcode.Symbology.POSTNET
barcode.Code = "78965"
barcode.drawBarcode2ImageFile("C://posnet.gif")
(b)Postnet Valid Length
Postnet barcode is fixed-length linear barcode, which supports to encode postnet barcode into 5-digit length, 6-digit, length, 9-digit length, and 11-digit length, excluding a checksum digit in the end. VB.NET Postnet barcode allows user to control Postnet barcode length using Code property.
Encoding Postnet barcode into 5-digit length
barcode.Code = "12345"
Encoding Postnet barcode into 6-digit length
barcode.Code = "987654"
Encoding Postnet barcode into 9-digit length
barcode.Code = "987654321"
Encoding Postnet barcode into 11-digit length
barcode.Code = "98765432101"