VB.NET barcode code 128 generator, generate code 128 with checksum. no font. download with visual basic example source code
- Easily implement, integrate Code 128 generating control into VB.NET IDEs
- Insert linear and GS1 barcodes , such as PDF417 Java, Word ISBN, .NET WinForms Interleaved 2 of 5, Intelligent Mail .NET, in your applications
- Dynamically print and draw 1D Code 128 bar codes in VB.NET Web applications and Window projects
- Drawing, creating Code 128 barcode and resize image with cm, inch, and pixel as the unit of measure
- Barcoding Image Width and Image Height to generate 1D Code 128 with a fixed size
- Support the width setting of surrounding margins for Code 128A/ B/ C creation & implementation
- Generate, create Code 128 picture and save locally in image formats like Png, Gif, Jpeg, Tiff, or Bmp
- Support to print 2D barcode in ASP.NET as well, including .NET Code 128, ITF-14 ASP.NET, Code 128 Java
- Advanced algorithm to automatically calculate, add Code 128 checksum digit according to standard
- High-quality Code 128 generation complying with ISO / IEC 15417 (2nd edition 2007-06-01)
VB.NET Code 128 barcode creator component API is one barcoding function of KA.Barcode for .NET Suite, which supports creating, drawing Code 128 and other linear, matrix barcodes into .NET, such as WinForms, ASP.NET web forms, Crystal Reports, and VB class & console applications. This document offers flexible sizing options for Code 128 in VB.NET. IIS; for other Code 128 related developer guides please link to:
How to Generate Barcodes in RDLC Using C#.NET. ....
Visual C#.NET. How to Generate Barcodes in Crystal Reports Using C#. ....
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Code 128 Barcode Structure

Code 128 barcode (a.k.a ANSI/AIM 128, Uniform Symbology Specification Code 128, USS Code 128) is constructed of:
- Left Quiet Zone
- A start character
- Message encoded
- Check character
- Stop Character
- Termination bar (bar+space+bar)
- Right Quiet Zone
Code 128 Size Setting in KA.Barcode Generator for .NET Suite
Code 128 Size Setting with VB.NET Class
1.
2.
Copy KeepAutomation.Barcode.Windows.dll or KeepAutomation.Barcode.Web.dll to your VB.NET project folder
3.
Open Microsoft Visual Studio, choose "Add Reference" in "Project"
4.
Browse KeepAutomation.Barcode.Windows.dll or KeepAutomation.Barcode.Web.dll
5.
Now you will see "KeepAutomation.Barcode.Web" or "KeepAutomation.Barcode.Windows" under your references
Copy those following VB.NET Code 128 barcoding samples onto you forms:
Dim barcode As KeepAutomation.Barcode.Bean.BarCode = New KeepAutomation.Barcode.Bean.BarCode
barcode.Symbology= KeepAutomation.Barcode.Symbology.Code128Auto
barcode.CodeToEncode = "Code 128"
barcode.generateBarcodeToImageFile("C://barcode-code128-vbnet.gif")
JPEG/JPG, BMP, PNG, to save QR Code barcode image in your VB.NET applications. ....
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Set Code 128 Barcode with BarcodeUnit Property
BarcodeUnit (URL: barcode-unit; Default: Pixel): it is the unit measurement for all size related settings in Code 128 barcodes. User may change it with "Pixel", "Inch" and "Cm". Replace sample code with following one:
barcode.BarcodeUnit = KeepAutomation.Barcode.BarcodeUnit.Pixel
Set Code 128 with X and Y Property
X (URL: x; Default: 1): it is the width of the narrow bar in Code 128 barcodes
Y (URL: y; Default: 50): it is the height of bars in Code 128 barcodes.
Replace sample code with following one:
barcode.X = 3
barcode.Y = 75
Set Code 128 with BarCodeWidth and BarCodeHeight Property
BarCodeWidth (URL: barcode-width; Default: 0): it is the barcode width of Code 128 barcodes.
BarCodeHeight (URL: barcode-height; Default: 0): it is the barcode height of Code 128 barcodes.
Replace sample code with following one:
barcode.BarCodeWidth = 200
barcode.BarCodeHeight = 75
Set Code 128 with Quite Margin Property
TopMargin (URL: top-margin; Default: 0): it is the barcode image top margin in Code barcodes.
BottomMargin (URL: bottom-margin; Default: 0): it is the barcode image bottom margin in Code 128 barcodes.
LeftMargin (URL: left-margin; Default: 0): it is the barcode image left margin in Code 128 barcodes.
RightMargin (URL: right-margin; Default: 0): it is the barcode image right margin in Code 128 barcodes.
Replace sample code with following one:
barcode.TopMargin = 8
barcode.BottomMargin = 8
barcode.LeftMargin = 6
barcode.RightMargin = 6