47 lines
961 B
Plaintext
47 lines
961 B
Plaintext
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(* Test a function which takes another function as an argument *)
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let foobar (i : int) : int =
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let foo: (int -> int) =
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fun (i : int) -> i
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in
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let bar: ((int -> int) -> int) =
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fun (f : int -> int) -> f i
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in
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bar foo
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(* higher order function with more than one argument *)
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let higher2 (i: int) (f: int -> int): int =
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let ii: int = f i in ii
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let foobar2 (i : int) : int =
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let foo2: (int -> int) =
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fun (i : int) -> i
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in
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higher2 i foo2
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let a : int = 0
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let foobar3 (i : int) : int =
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let foo2: (int -> int) =
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fun (i : int) -> a + i
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in
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higher2 i foo2
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let f (i : int) : int = i
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let g (i : int) : int = f i
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let foobar4 (i : int) : int = g (g i)
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let higher3 (i: int) (f: int -> int) (g: int -> int) : int =
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let ii: int = f (g i) in ii
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let foobar5 (i : int) : int =
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let a : int = 0 in
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let foo: (int -> int) =
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fun (i : int) -> a + i
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in
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let goo: (int -> int) =
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fun (i : int) -> foo i
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in
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higher3 i foo goo
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