ReportParameter.Nullable Property

  • 项目

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

命名空间: Microsoft.ReportingServices.ReportRendering
程序集: Microsoft.ReportingServices.ProcessingCore (in microsoft.reportingservices.processingcore.dll)

语法

声明
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

属性值

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.

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

ReportParameter Class
ReportParameter Members
Microsoft.ReportingServices.ReportRendering Namespace