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map -is:exact -package:base-compat -package:basement package:dlist
map
:: (a -> b) -> DList a -> DList b
dlist
Data.DList
map f xs
is the
DList
obtained by applying
f
to each element of
xs
. <math>(
length
(
toList
xs)
).
map
obeys the law:
toList
(
map
f xs) =
map
f (
toList
xs)
map
:: (a -> b) -> DNonEmpty a -> DNonEmpty b
dlist
Data.DList.DNonEmpty
map f xs
is the
DNonEmpty
obtained by applying
f
to each element of
xs
. <math>(
length
(
toNonEmpty
xs)
).
map
obeys the law:
toNonEmpty
(
map
f xs) =
map
f (
toNonEmpty
xs)
Packages
is:exact