Enum.drop_every

You're seeing just the function drop_every, go back to Enum module for more information.
Link to this function

drop_every(enumerable, nth)

View Source

Specs

drop_every(t(), non_neg_integer()) :: list()

Returns a list of every nth element in the enumerable dropped, starting with the first element.

The first element is always dropped, unless nth is 0.

The second argument specifying every nth element must be a non-negative integer.

Examples

iex> Enum.drop_every(1..10, 2)
[2, 4, 6, 8, 10]

iex> Enum.drop_every(1..10, 0)
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10]

iex> Enum.drop_every([1, 2, 3], 1)
[]