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Update snippet 'MonadPlus operation for option type.'
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Taken from FSharpx.
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let inline flip f a b = f b a let inline orElse v = function | Some x -> Some x | None -> v let mplus x = flip orElse x // Some 1 let a = mplus (Some 1) (Some 3) // Some 1 let b = mplus (Some 1) (None) // Some 2 let c = mplus (None) (Some 2) // None let d : int option = mplus (None) (None)
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option monadplus
option monadplus
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