2011-09-12 おぼえがき F# その1 let b = 3 let c = 1 let x, y = if c = 1 then 2, if b = 2 then 3 else 4 else 3, 1 printfn "%d %d" x y output 2 4 その2 open System let printparam = ("{0} {1}", 3, 4.0) Console.WriteLine printparam printparam |> Console.WriteLine output ({0} {1}, 3, 4) 3 4