file: 10-C-lists.muf package: muf status: alpha
The mapl function accepts a block of lists and a
function, which must accept as many arguments as there are
lists in the block. On the first call to
the given function, it is passed the first cons cell (not
element!) in each of the given lists. On the second call,
it recieves the second cons cell from each list. This
continues until one or more of the lists run out of
elements. The fn should return no value, and
mapl does not either: It is used purely for
side-effects:
Stack: [ [ "a" "b" "c" ]l | :: car , "\n" , ; mapl a b c Stack:
See section maplist.
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