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 Xamarin.Forms.Command The Type of the parameter, Defines an implementation wrapping a generic Action<T>. The following example creates a new Command and set it to a button. (s => Debug.WriteLine ("Command executed: {0}", s)); var button = new Button { Text = "Hit me to execute the command", Command = command, CommandParameter = "button0", }; ]]> 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 An Action to execute when the Command is executed. Initializes a new instance of the Command class. 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 An Action to execute when the Command is executed. A indicating if the Command can be executed. Initializes a new instance of the Command class.