unzip
Lib.unzip : ('a * 'b) list -> ('a list * 'b list)
Converts a list of pairs into a pair of lists.
unzip [(x1,y1),...,(xn,yn)] returns ([x1,...,xn],[y1,...,yn]).
unzip [(x1,y1),...,(xn,yn)]
([x1,...,xn],[y1,...,yn])
Never fails.
Identical to Lib.split.
Lib.split
Lib.split, Lib.zip, Lib.combine
Lib.zip
Lib.combine