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XElement Explicit Conversion (XElement to Double)

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)

public static explicit operator double (
	XElement element


Type: System.Xml.Linq.XElement
The XElement to cast to Double.

Return Value

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


The element does not contain a valid Double value.


The element parameter is null.

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;
Console.WriteLine("value={0}", value);

This example produces the following output:


.NET Framework

Supported in: 4, 3.5

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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