val (>>) : ('a -> 'b) -> ('b -> 'c) -> 'a -> 'cg >> f
Compose the functions f and g. Equivalent to fun x -> f (g x).
Option.t let binding operators
val let* : 'a option -> ('a -> 'b option) -> 'b optionval and* : 'a option -> 'b option -> ('a * 'b) optionval let+ : 'a option -> ('a -> 'b) -> 'b optionval and+ : 'a option -> 'b option -> ('a * 'b) option