net481
namespace System.Windows.Markup
{
    [AttributeUsage(AttributeTargets.Class, AllowMultiple = false, Inherited = true)]
    public sealed class MarkupExtensionReturnTypeAttribute : Attribute
    {
        [Obsolete("This is not used by the XAML parser. Please look at XamlSetMarkupExtensionAttribute.")]
        public Type ExpressionType { get; }
    }
}
.NET 5.06.07.08.09.0
.NET Core 3.03.1
.NET Framework 3.03.54.04.54.5.14.5.24.64.6.14.6.24.74.7.14.7.24.84.8.1
Information specific to net481
Assembly

System.Xaml , Version=4.0.0.0, PublicKeyToken=b77a5c561934e089

Referencing

Your project needs to set <UseWPF>True</UseWPF>.

Obsolete This is not used by the XAML parser. Please look at XamlSetMarkupExtensionAttribute.
Platform Restrictions

This framework does not have platform annotations.

  • Built-in API
  • Package-provided API

12/21/2024
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