System.Data.Common Namespace   DataColumnMappingCollection Class

Clears the collection of all DataColumnMapping objects.

[ VB ]
Public Sub Clear ( )

[ C# ]
public void Clear ( );

[ C++ ]
public: void Clear ( );

[ JScript ]
public function Clear ( );

Use this method to remove all DataColumnMapping objects from the ColumnMappings collection of a specified DataTableMapping object. To remove a particular DataColumnMapping from the collection, use the Remove method.

This method resets the ColumnMappings.Count property to 0.

The following example gets the DataColumnMappingCollection of a given DataTableMapping, then clears the collection.

private void ClearColumnMappings ( DataTableMapping myTableMap ) {
   DataColumnMappingCollection myFieldsMaps = myTableMap.ColumnMappings;
   myFieldsMaps.Clear ( );
}

Private Sub ClearColumnMappings ( ByVal myTableMap As DataTableMapping )
   Dim myFieldsMaps As DataColumnMappingCollection = myTableMap.ColumnMappings
   myFieldsMaps.Clear ( )
End Sub

DataColumnMappingCollection Members