DataTableMappingCollection.Remove Method (Object)


Removes the specified DataTableMapping object from the collection.

Namespace:   System.Data.Common
Assembly:  System.Data (in System.Data.dll)

Public Sub Remove (
	value As Object


Type: System.Object

The DataTableMapping object to remove.

Exception Condition

The object specified was not a DataTableMapping object.


The object specified is not in the collection.

The following example searches for a DataTableMapping within the collection. If the mapping exists in the collection, it is removed. If the mapping does not exist within the collection, it is added to the collection and its index is displayed. The example assumes that a DataTableMappingCollection collection and a DataTableMapping object have been created.

Public Sub ChangedMyMind()
    ' ...
    ' create mappings and mapping
    ' ...
    If mappings.Contains(CType(mapping, Object)) Then
        mappings.Remove(CType(mapping, Object))
        mappings.Add(CType(mapping, Object))
        Console.WriteLine("Index of new mapping: " _
           + mappings.IndexOf(CType(mapping, Object)).ToString())
    End If
End Sub

.NET Framework
Available since 1.1
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