A.Enum.frequencies
You're seeing just the function
frequencies
, go back to A.Enum module for more information.
Specs
frequencies(t(val)) :: %{optional(val) => non_neg_integer()} when val: value()
Returns a map with keys as unique elements of enumerable
and values
as the count of every element.
Mirrors Enum.frequencies/1
with higher performance for Aja structures.