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How to: Add and Remove Items from a Windows Forms ComboBox, ListBox, or CheckedListBox Control
Items can be added to a Windows Forms combo box, list box, or checked list box in a variety of ways, because these controls can be bound to a variety of data sources.
However, this topic demonstrates the simplest method and requires no data binding. The items displayed are usually strings; however, any object can be used. The text that is displayed in the control is the value returned by the object's method.
To add items
Add the string or object to the list by using the method of the class.
The collection is referenced using the property:
Insert the string or object at the desired point in the list with the method:
Assign an entire array to the collection:
To remove an item
Call the or method to delete items.
has one argument that specifies the item to remove.
removes the item with the specified index number.
To remove all items
Call the method to remove all items from the collection:
See also
Additional resources
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