Created
November 14, 2020 10:57
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| type IOptionalParameter = | |
| abstract member Do: count: int * [<Optional; DefaultParameterValue 10>] length : int -> unit | |
| type OptionalParameter() = | |
| member _.Do(count, [<Optional; DefaultParameterValue 10>]length) = printf "%i" (count + length) | |
| interface IOptionalParameter with | |
| member this.Do(count, length) = | |
| this.Do(count, length) | |
| let op1 = OptionalParameter().Do 12 | |
| let op2 = OptionalParameter().Do(12, 25) | |
| let op3 = (OptionalParameter() :> IOptionalParameter).Do 12 | |
| let op4 = (OptionalParameter() :> IOptionalParameter).Do(12,25) |
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