Xamarin.Forms.Core 1.0.0.0 1.1.0.0 1.2.0.0 1.3.0.0 1.4.0.0 1.5.0.0 2.0.0.0 System.Attribute System.AttributeUsage(System.AttributeTargets.Assembly, AllowMultiple=true) An attribute that indicates that the specified type provides a concrete implementation of a needed interface. To be added. Constructor 1.0.0.0 1.1.0.0 1.2.0.0 1.3.0.0 1.4.0.0 1.5.0.0 2.0.0.0 To be added. Creates a new with default values. To be added.