VB.NET Code 93 Generator Data Encoding Tutorial

sample source code to input valid data and generate linear Code 93 images in VB.NET


 

Setup Code 93 VB.NET Generator

Code 93, also known as ANSI/AIM Code 93, ANSI/AIM Code 93, Uniform Symbology Specification Code 93, provides a higher density and data security enhancement to Code 39.

OnBarcode.com also provides more details about how to set Code 93 barcode size and image in Barcode Generator Control on VB.NET:


Code 93 VB.NET Generator installation

1. Download the trial package and unzip

2. Copy OnBarcode.Barcode.WinForms.dll to your .NET project folder

3. Do not copy dll to .NET bin directory, .NET build tools will do it for you.

4. Add OnBarcode.Barcode.WinForms.dll to .NET project reference

5. Right click .NET Visual Studio Toolbox, select menu Choose Items...

6. In "Choose Toolbox Items" form, click button "Browse...", and select OnBarcode.Barcode.WinForms.dll

7. After selection, you will find four items under "Components" section: LinearWinForm, DataMatrixWinForm, PDF417WinForm, and QRCodeWinForm

After, get it ready in VB.NET by placing the following statement where Code 93 VB.NET Generator is needed:

Dim code93 As OnBarcode.Barcode.Linear

code93 = New OnBarcode.Barcode.Linear

code93.Type = OnBarcode.Barcode.BarcodeType.CODE93

 

Select Data for Code 93 VB.NET Generator

There are three code sets of Code 93. They are code set A, code set B, and code set C. Code 93 in different code set encodes different types of data character.

Generate Code 93 with Numeric Character

Code 93 is capable of encoding number 0 to 9.

Sample Usage:

Dim code93 As OnBarcode.Barcode.Linear = New OnBarcode.Barcode.Linear

code93.Type = OnBarcode.Barcode.BarcodeType.CODE93

code93.Data = "123"

Generate Code 93 using Uppercase Letters

Code 93 encodes uppercase letters A-Z.

Sample Usage:

Dim code93 As OnBarcode.Barcode.Linear = New OnBarcode.Barcode.Linear

code93.Type = OnBarcode.Barcode.BarcodeType.CODE93

code93.Data = "ABC"

Generate Code 93 using lowercase Letters

Code 93 encodes lowercase letters a-z.

Sample Usage:

Dim code93 As OnBarcode.Barcode.Linear = New OnBarcode.Barcode.Linear

code93.Type = OnBarcode.Barcode.BarcodeType.CODE93

code93.Data = "abc"

Make Code 93 using using Punctuations

Code 93 encodes - (Dash),. (Point), $ (Dollar), / (Slash), + (Plus) % (Percentage), and (Space).

Sample Usage:

Dim code93 As OnBarcode.Barcode.Linear = New OnBarcode.Barcode.Linear

code93.Type = OnBarcode.Barcode.BarcodeType.CODE93

code93.Data = "+-"

 

Process Tilde in Code 93

If you want to use the tilde character "~" to specify special characters in the input data, please set property ProcessTilde to be true.

1-byte character: ~0dd/~1dd/~2dd (character value from 000 ~ 255); ASCII character '~' is presented by ~126 Strings from "~256" to "~299" are unused

2- byte character (Unicode): ~6ddddd (character value from 00000 ~ 65535) Strings from "~665536" to "~699999" are unused

Sample Usage:

code93.ProcessTilde = True

 

Valid length for Data in Code 93 VB.NET Generator

Code 93 Data Length

Code 93 is variable length symbology, which easily encodes data at any length.

Data Length in Code 93 VB.NET Generator

The value of property Data, which is used to define the data in Code 93, is a string value. You can input data at any length in the string.

Sample Usage:

Dim code93 As OnBarcode.Barcode.Linear = New OnBarcode.Barcode.Linear

code93.Type = OnBarcode.Barcode.BarcodeType.CODE93

code93.Data = "1"

Sample Usage:

Dim code93 As OnBarcode.Barcode.Linear = New OnBarcode.Barcode.Linear

code93.Type = OnBarcode.Barcode.BarcodeType.CODE93

code93.Data = "12345678"









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