Check ComboBox's Items for Duplicates (VB.NET)

Category:
C#, VB.NET, ASP.NET
Type:
Applications
Difficulty:
Beginning
Author:
Zbigniew Borysiuk

Version Compatibility: Visual Basic.NET

More information:
This sample program is useful for beginners. It demonstrates the different methods for checking ComboBox's items for duplicates. The methods are implemented using object oriented programming( abstract class, inheritance, polymorphism).

Instructions: Click the link below to download the code. Select 'Save' from the IE popup dialog. Once downloaded, open the .zip file from your local drive using WinZip or a comparable program to view the contents.

Download comboapp.zip