共用方式為

ReportParameter.Nullable Property

  • 發行項

Gets a Boolean value indicating whether the value of the parameter can be null.

命名空間: Microsoft.ReportingServices.ReportRendering
組件: Microsoft.ReportingServices.ProcessingCore (in microsoft.reportingservices.processingcore.dll)

語法

'宣告
Public ReadOnly Property Nullable As Boolean

public bool Nullable { get; }

public:
property bool Nullable {
    bool get ();
}

/** @property */
public boolean get_Nullable ()

public function get Nullable () : boolean

屬性值

A Boolean indicating whether the report parameter can be null. A value of true indicates that the parameter can be null. A value of false indicates that the parameter cannot be null.

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

ReportParameter Class
ReportParameter Members
Microsoft.ReportingServices.ReportRendering Namespace