ForEachVariableMappings.Contains Method

Returns a Boolean that indicates whether the items in the collection can be accessed using indexing without throwing an exception.

命名空間: Microsoft.SqlServer.Dts.Runtime
組件: Microsoft.SqlServer.ManagedDTS (in microsoft.sqlserver.manageddts.dll)

語法

'宣告
Public Function Contains ( _
    index As Object _
) As Boolean

public bool Contains (
    Object index
)

public:
bool Contains (
    Object^ index
)

public boolean Contains (
    Object index
)

public function Contains (
    index : Object
) : boolean

參數

• index
  The name, identity, ID, or index of the ForEachVariableMapping object to locate in the collection.

傳回值

A Boolean that indicates whether the collection can be accessed by name, identity, ID, or index. A value of true indicates that the collection can be accessed by using the syntax ForEachVariableMappings[index]. A value of false indicates that indexing cannot be used to retrieve items from the ForEachVariableMappings collection; using this property throws an exception.

執行緒安全性

Any public static (Shared in Microsoft Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

平台

開發平台

如需受支援的平台清單，請參閱＜安裝 SQL Server 2005 的硬體和軟體需求＞。

目標平台

如需受支援的平台清單，請參閱＜安裝 SQL Server 2005 的硬體和軟體需求＞。

請參閱

參考

ForEachVariableMappings Class
ForEachVariableMappings Members
Microsoft.SqlServer.Dts.Runtime Namespace