Map.put_new/3
defmodule Map do
def put_new(map, key, value)
end
Puts the given value
under key
unless the entry key
already exists.
If map
doesn’t contain key
then it’s added using value
as value.
defmodule Map do
def put_new(map, key, value)
end
Puts the given value
under key
unless the entry key
already exists.
If map
doesn’t contain key
then it’s added using value
as value.