Integer.to_charlist
You're seeing just the function
to_charlist, go back to Integer module for more information.
Specs
Returns a charlist which corresponds to the text representation
of integer in the given base.
base can be an integer between 2 and 36. If no base is given,
it defaults to 10.
Inlined by the compiler.
Examples
iex> Integer.to_charlist(123)
'123'
iex> Integer.to_charlist(+456)
'456'
iex> Integer.to_charlist(-789)
'-789'
iex> Integer.to_charlist(0123)
'123'
iex> Integer.to_charlist(100, 16)
'64'
iex> Integer.to_charlist(-100, 16)
'-64'
iex> Integer.to_charlist(882_681_651, 36)
'ELIXIR'