File: map2.doc

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\DOC map2

\TYPE {map2 : ('a -> 'b -> 'c) -> 'a list -> 'b list -> 'c list}

\SYNOPSIS
Maps a binary function over two lists to create one new list.

\DESCRIBE
{map2 f ([x1;...;xn],[y1;...;yn])} returns {[f(x1,y1);...;f(xn,yn)]}.

\FAILURE
Fails with {map2} if the two lists are of different lengths.

\EXAMPLE
{
  # map2 (+) [1;2;3] [30;20;10];;   
  val it : int list = [31; 22; 13]
}

\SEEALSO
map, uncurry.

\ENDDOC