File: map.doc

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\DOC map

\TYPE {map : ('a -> 'b) -> 'a list -> 'b list}

\SYNOPSIS
Applies a function to every element of a list.

\DESCRIBE
{map f [x1;...;xn]} returns {[(f x1);...;(f xn)]}.

\FAILURE
Never fails.

\EXAMPLE
{
  # map (fun x -> x * 2) [];;
  val it : int list = []
  # map (fun x -> x * 2) [1;2;3];;
  val it : int list = [2; 4; 6]
}

\ENDDOC