multiple patterns per clause?
Tue Aug 29 22:25:04 CEST 2006
Good point. Thanks!
On 8/29/06, Raimo Niskanen <raimo+erlang-questions@REDACTED> wrote:
> You could group the clauses a bit:
> case L of
> [L1|_] when L1 =:= $f; L1 =:= $x ->
> "abc"++_ ->
> _ ->
> On Mon, Aug 28, 2006 at 10:47:38AM -0400, Yariv Sadan wrote:
> > Hi,
> > Is it possible to have a single clause match multiple patterns in Erlang?
> > Specifically, I want to test if a list has a number of different
> > prefixes, all of which would lead to the same expression.
> > This is what I want to write (pseudo code):
> > L = "foo",
> > case L of
> > [$f|_];
> > [$x|_] ;
> > [$a, $b, $c | _] ->
> > ok;
> > _ ->
> > error
> > end
> > I know the above is illegal, so what's the easiest way of doing
> > something similar in Erlang?
> > Thanks in advance,
> > Yariv
> / Raimo Niskanen, Erlang/OTP, Ericsson AB
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