XAttribute Narrowing Conversion (XAttribute to Nullable(Of UInt64))
[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]
Cast the value of this XAttribute to a Nullable(Of T) of UInt64.
Assembly: System.Xml.Linq (in System.Xml.Linq.dll)
'Declaration Public Shared Narrowing Operator CType ( _ attribute As XAttribute _ ) As Nullable(Of ULong)
Parameters
- attribute
- Type: System.Xml.Linq.XAttribute
The XAttribute to cast to a Nullable(Of T) of UInt64.
Return Value
Type: System.Nullable(Of UInt64)A Nullable(Of T) of UInt64 that contains the content of this XAttribute.
| Exception | Condition |
|---|---|
| FormatException | The attribute does not contain a valid UInt64 value. |
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