SecurityTokenHandlerCollectionManager.ContainsKey 方法

命名空间: Microsoft.IdentityModel.Tokens
程序集: Microsoft.IdentityModel（microsoft.identitymodel.dll 中）

用法

    Dim instance As SecurityTokenHandlerCollectionManager
Dim usage As String
Dim returnValue As Boolean

returnValue = instance.ContainsKey(usage)

声明
Public Function ContainsKey ( _
    usage As String _
) As Boolean

public bool ContainsKey (
    string usage
)

public:
bool ContainsKey (
    String^ usage
)

public boolean ContainsKey (
    String usage
)

public function ContainsKey (
    usage : String
) : boolean

此类型的任何公共静态（在 Visual Basic 中为 Shared）成员都是线程安全的。但不能保证任何实例成员是线程安全的。

Windows Server 2003, Windows Vista

Windows Server 2008, Windows Vista, Not tested on Windows XP