ReportParameter.Nullable 屬性
Gets or sets a value that indicates whether the value of the parameter can be nullnull 參考 (在 Visual Basic 中為 Nothing).
命名空間： ReportService2006
組件： ReportService2006 (在 ReportService2006.dll 中)
語法
'宣告
Public Property Nullable As Boolean
Get
Set
'用途
Dim instance As ReportParameter
Dim value As Boolean
value = instance.Nullable
instance.Nullable = value
public bool Nullable { get; set; }
public:
property bool Nullable {
bool get ();
void set (bool value);
}
member Nullable : bool with get, set
function get Nullable () : boolean
function set Nullable (value : boolean)
屬性值
型別：System.Boolean
true if the value of the parameter can be nullnull 參考 (在 Visual Basic 中為 Nothing); otherwise, false. The default is false.
備註
The value for the Nullable property has a corresponding NullableSpecified property that indicates whether this property should be omitted from the Web service call.
For more information about omitting properties, see 省略選擇性 Web 服務物件的值.