XElement Explicit Conversion (XElement^ to Nullable<Boolean>)

 
equivalentCodeEntity

Cast the value of this XElement to a Nullable<T> of Boolean.

This API is not CLS-compliant.

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

public:
static explicit operator Nullable<bool> (
	XElement^ element
)

Parameters

element
Type: System.Xml.Linq::XElement^

The XElement to cast to Nullable<T> of Boolean.

Return Value

Type: System::Nullable<Boolean>

A Nullable<T> of Boolean that contains the content of this XElement.

Exception Condition
FormatException

The element does not contain a valid Boolean value.

When converting to Nullable<T> of Boolean from an attribute or element, allowed values are "0", "1", and any string that produces "true" or "false" after trimming and conversion to lower case.

The following example creates an element with boolean content. It then retrieves the value by casting to Nullable<T> of Boolean.

No code example is currently available or this language may not be supported.

This example produces the following output:

Nullable Boolean: value1=True
Nullable Boolean: value2=False

Universal Windows Platform
Available since 8
.NET Framework
Available since 3.5
Portable Class Library
Supported in: portable .NET platforms
Silverlight
Available since 2.0
Windows Phone Silverlight
Available since 7.0
Windows Phone
Available since 8.1
Return to top
Show: