DataGridViewColumnCollection.RemoveAt Method (Int32)


Removes the column at the given index in the collection.

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

public virtual void RemoveAt(
	int index


Type: System.Int32

The index of the column to delete.

Exception Condition

index is less than zero or greater than the number of columns in the control minus one.


The associated DataGridView control is performing one of the following actions that temporarily prevents new columns from being added:

  • Selecting all cells in the control.

  • Clearing the selection.

  • Updating column DisplayIndex property values.


This method is being called from a handler for one of the following DataGridView events:

To remove a column that is automatically generated when binding to a data source, call this method in a DataGridView.DataBindingComplete event handler.

.NET Framework
Available since 2.0
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