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the-undefined/ejixir.exs

Created May 27, 2017 15:36
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Ejixir - reimplementing the Elixir `tl` and `hd` functions
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ejixir.exs
defmodule Ejixir do
def j_tl(coll) do
[ _h | t ] = coll
t
end
def j_hd(coll) do
[ h | _t ] = coll
h
end
end
IO.inspect Ejixir.j_tl(["a", "b", "c"])
IO.inspect Ejixir.j_hd(["a", "b", "c"])
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