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XElement Explicit Conversion (XElement to Double)

Microsoft Silverlight will reach end of support after October 2021. Learn more.

Cast the value of this XElement to a Double.

This API is not CLS-compliant. 

Namespace:  System.Xml.Linq
Assembly:  System.Xml.Linq (in System.Xml.Linq.dll)

Syntax

'Declaration
Public Shared Narrowing Operator CType ( _
    element As XElement _
) As Double

public static explicit operator double (
    XElement element
)

Parameters

Return Value

Type: System.Double
A Double that contains the content of this XElement.

Exceptions

Exception Condition
FormatException

The element does not contain a valid Double value.
ArgumentNullException

The element parameter is nulla null reference (Nothing in Visual Basic).

Examples

The following example creates an attribute with double content. It then retrieves the value by casting to Double.

XElement root = new XElement("Root", 1.79769313486231e308);
double value = (double)root;

Dim root As XElement = <Root>1.79769313486231E+308</Root>
Dim value As Double = CDbl(root)

Version Information

Silverlight

Supported in: 5, 4, 3

Silverlight for Windows Phone

Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0

XNA Framework

Supported in: Xbox 360, Windows Phone OS 7.0

Platforms

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.