[erlang-questions] Best way to check if a given directory is empty (or not)?

Edward Wang <>
Tue Mar 13 12:32:53 CET 2012


There might be an obvious solution. That is, if certain file is bound to be
present out of that 150k files, then you can just check the presence of
that particular file.
On Mar 13, 2012 2:10 PM, "Zabrane Mickael" <> wrote:

> Hi guys,
>
> I'd like to know if there's a good and portable method to check if a
> directory is empty (or not)?
> In my case, the directory can contains huge number (more than 150K in
> average) of files if it is not empty.
>
> I've tested the following working calls:
> a. file:list_dir/1
> b. filelib:wildcard/2
>
> The problem with them is they both return a list of filenames.
> I'd like to avoid getting this list back to be able to check if it's empty
> or not.
>
> Advices please?
>
> Regards
> Zabrane
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> 
> http://erlang.org/mailman/listinfo/erlang-questions
>
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