Base36 encoder/decoder in Elixir. Based on custom base.
iex> Base36.encode(13)
"D"
iex> Base36.encode(31)
"V"
iex> Base36.encode(274)
"7M"
iex> Base36.decode!("95")
329
iex> Base36.decode!("TETRAPYRROLE")
3871237878461204546
iex> Base36.decode!("Кириллица")
** (ArgumentError) non-alphabet digit found: а
(base36) lib/base36.ex:2: Base36.decode_char/1
(base36) lib/base36.ex:2: Base36.decode/2
iex> Base36.decode("42")
{:ok, 146}
iex> Base36.decode("ERLANG")
{:ok, 892869676}
iex> Base36.decode("lower")
:error
Released under the MIT License.