Simple windowed application: Difference between revisions

=={{header|F_Sharp|F#}}==

{{trans|C#}}

<lang fsharp>open System.Windows.Forms

let mutable clickCount = 0

let form = new Form()

let label = new Label(Text = "There have been no clicks yet.", Dock = DockStyle.Top)

form.Controls.Add(label)

let button = new Button(Text = "Click me", Dock = DockStyle.Bottom)

button.Click.Add(fun _ ->

clickCount <- clickCount+1

label.Text <- sprintf "Number of clicks: %i." clickCount)

form.Controls.Add(button)

Application.Run(form)</lang>