C# clear selectbox and build it dynamically - Windows form application

How to clear all the options in a select box in C# (Windo开发者_JAVA百科ws form application)? Is there something easy or does the code need to loop over all the items?

How to dynamically add an option to this select box?

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call the Clear() method on the Items Property

listControl.Items.Clear();

This will work for a ListBox or a ComboBox

http://msdn.microsoft.com/en-us/library/system.windows.forms.listcontrol.aspx

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If it's a Windows Forms ListBox control you can use ListBox.Items.Clear()