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ComboBox.ObjectCollection.RemoveAt Method

This method supports the .NET Framework infrastructure and is not intended to be used directly from your code.

Removes an item from the ComboBox at the specified index.

Namespace: System.Windows.Forms
Assembly: System.Windows.Forms (in

public void RemoveAt (
	int index
public final void RemoveAt (
	int index
public final function RemoveAt (
	index : int
Not applicable.



The index of the item to remove.

Exception typeCondition


The value parameter was less than zero.


The value parameter was greater than or equal to the count of items in the collection.

The following code example demonstrates how to initialize a ComboBox control by setting the MaxDropDownItems and DropDownStyle properties, using the FindStringExact methods to search the ComboBox and the RemoveAt method to remove an item from the ComboBox. It also shows handling the SelectedIndexChanged event.

Windows 98, Windows Server 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0, 1.1, 1.0

.NET Compact Framework

Supported in: 2.0, 1.0