DarkMatter.Strings.concat_ws

You're seeing just the function concat_ws, go back to DarkMatter.Strings module for more information.
Link to this function

concat_ws(list, joiner \\ " ")

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Specs

concat_ws([String.t() | nil], String.t()) :: String.t()

Concats a list of strings. Similar to CONCAT_WS in postgres.

Examples

iex> concat_ws(["", nil, %{}, "first", "time"])
"first time"