[erlang-questions] Using match in guards

[Robert Virding]

No, you cannot do pattern matching in guards.

It has been discussed and would be possible, but for now you can't.

Robert

2009/12/22 caio ariede <caio.ariede@REDACTED>

> In function guards we can use functions like is_string/1 and is_number/1.
>
> But I'm needing to check a generic type defined by {type, Value} but
> *in guards* like this:
>
> search(S) when N = {regex, _} ->
> ...
>
> I know that I can do that with search(S = {regex, _}), but my example
> was only for representing the problem.
>
> The main question is: there is a way for using match in guards? Or
> something like this?
>
> Caio Ariede
> http://caioariede.com/
>
> ________________________________________________________________
> erlang-questions mailing list. See http://www.erlang.org/faq.html
> erlang-questions (at) erlang.org
>
>