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DataTableMappingCollection.Remove Method (Object)

Removes the specified DataTableMapping object from the collection.

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

public void Remove (
	Object value
)
public final void Remove (
	Object value
)
public final function Remove (
	value : Object
)

Parameters

value

The DataTableMapping object to remove.

Exception typeCondition

InvalidCastException

The object specified was not a DataTableMapping object.

ArgumentException

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 void ChangedMyMind() 
{
    // ...
    // create mappings and mapping
    // ...
    if (mappings.Contains((Object) mapping))
        mappings.Remove((Object) mapping);
    else 
    {
        mappings.Add((Object) mapping);
        Console.WriteLine("Index of new mapping: "
            + mappings.IndexOf((Object) mapping));
    


Windows 98, Windows 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 .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.

.NET Framework

Supported in: 2.0, 1.1, 1.0

.NET Compact Framework

Supported in: 2.0, 1.0
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