On Sat, Jan 25, 2014 at 03:51:53PM +0100, Luca Ferrari wrote:
> Hi,
> I'm just wondering if it is possible to place a regexp as a value into
> an hash so to use it later as something like:
>
> my $string =~ $hash_ref->{ $key };
>
> Is it possible? Should I take into account something special?
Yes, this is possible. You need to use qr// to construct your RE:
$ perl -E '$h = { a => qr/y/ }; say $_ =~ $h->{a} for qw(x y z)'
1
$
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Paul Johnson - [email protected]
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