MarkupExtensionReturnTypeAttribute Constructor (Type, Type)


The .NET API Reference documentation has a new home. Visit the .NET API Browser on to see the new experience.

Note: This API is now obsolete.

Do not use, see Remarks.

Namespace:   System.Windows.Markup
Assembly:  System.Xaml (in System.Xaml.dll)

[ObsoleteAttribute("The expressionType argument is not used by the XAML parser. To specify the expected return type, use MarkupExtensionReturnTypeAttribute(Type). To specify custom handling for expression types, use XamlSetMarkupExtensionAttribute.")]
public MarkupExtensionReturnTypeAttribute(
	Type returnType,
	Type expressionType


Type: System.Type

The return type that this  .NET Framework attribute reports.

Type: System.Type

Do not use; see Remarks.

The form of MarkupExtensionReturnTypeAttribute that reports a second parameter for an expression is deprecated/obsolete and should not be used. If an expression or other type or model for deferred evaluation is a possible return type, you should attribute with a return type of Object instead.

.NET Framework
Available since 3.0
Return to top