通过

ForEachItems.Contains Method

  • 项目

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

命名空间: Microsoft.SqlServer.Dts.Runtime.Enumerators.Item
程序集: Microsoft.SqlServer.ManagedDTS (in microsoft.sqlserver.manageddts.dll)

语法

声明
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

参数

  • index
    The name, description, ID, or index of the ForEachItem object to find in the collection.

返回值

true if the collection can be accessed by name, description, ID, or index using the syntax ForEachItems[index]. false if indexing cannot be used to retrieve items from the ForEachItems collection.

备注

If false, the property throws an exception.

线程安全

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

开发平台

有关支持的平台列表，请参阅安装 SQL Server 2005 的硬件和软件要求。

目标平台

有关支持的平台列表，请参阅安装 SQL Server 2005 的硬件和软件要求。

请参阅

参考

ForEachItems Class
ForEachItems Members
Microsoft.SqlServer.Dts.Runtime.Enumerators.Item Namespace