[erlang-questions] obsolete messages

Gleb Peregud <>
Tue Jun 1 22:35:33 CEST 2010


is_atom/1 and is_list/1

On Tue, Jun 1, 2010 at 22:31, Wes James <> wrote:
> I have some code that I got from an example:
>
> a2l(A) when atom(A) -> atom_to_list(A);
> a2l(L) when list(L) -> L.
>
> l2a(L) when list(L) -> list_to_atom(L);
> l2a(A) when atom(A) -> A.
>
> when compiled it says atom/1 and list/1 are obsolete. What are the
> replacements for atom/1 and list/1 in the context above?
>
> thx,
>
> -wes
>
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