It's a hash ref. RTFM. The perlref page specifically.
Captain Howdey wrote:
>
> > You're getting the right think back. The docs say get_mp3tag returns
> a
> > hash reference, to get to the tag try (see perldoc MP3::Info and look
> > for get_mp3tag):
> >
> > my $tag = get_mp3tag('mysong.mp3', 2, 1); # ID3v2, raw ID3v2
>
> > tags
> > for (keys %$tag) {
> > printf "%s => %s\n", $MP3::Info::v2_tag_names{$_},
> > $tag->{$_};
> > }
> >
>
> Hey, thanks guys. a few quick questions though?
> What is that %$tag in teh keys function? ive never seen two variable
> types
> like that before.
> and with that for statement, is it like a foreach statement? like for
> variable in the tag hash, its printing it with the $_ variable?
> it hink ive got it. seems like this was a pretty good module to sharpen
> my
> teeth with. really appreciate the help guys ! thanks again
>
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