I personally think the `count_by` name implies some other operation then a
grouped count (to me I'd expect an RLE style count), I like the prior
mentioned `group_count_by` or `group_count`.
On Thursday, October 17, 2019 at 2:07:56 PM UTC-6, José Valim wrote:
>
> Hi Osawa,
>
> Please send a pull request for Enum.count_by:
>
> iex> Enum.count_by(~w{aa aA bb cc}, fn x -> String.downcase(x) end)
> %{"aa" => 2, "bb" => 1, "cc" => 1}
>
> It is meant to mirror group_by.
>
> If someone has an objection against count_by, please let us know.
>
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