--- Deb <[EMAIL PROTECTED]> wrote:
> Wow, I don't think I would've figured this out on my own for a long
> while. (Probably why my head is getting a little flat on one side...)
> Using print map { } list; works pretty well. I need to sit down
> with it for a while to understand it it better.
perldoc -f map
It's your friend. =o)
> Thanks for the nice explanation, Kipp.
lol -- Kipp said much the same, but you wound me. :op
Paul
> Paul <[EMAIL PROTECTED]> had this to say,
> >
> > --- Deb <[EMAIL PROTECTED]> wrote:
> > > Hmmm, that's a useful work-around.
> > > I may use it, but I'm really interested in finding out what the
> > > correct invocaton of "map EXPR, LIST" would be.
> > > Anyone know?
> > > Thanks,
> > > deb
> >
> > The problem in the stuff after the comma after the parens after a
> > print, lol.... -w always carps about that. This calls print
> seperately
> > for each thing anyway, though -- don't use map as a loop construct.
> You
> > said
> > > > map print ("\t\"$_\"\n"), @{$HashofLists{$List} };
> >
> > Rather than that, either use foreach as in
> >
> > print "\t\"$_\"\n" foreach @{$HashofLists{$List} };
> >
> > or (better, in my mind) just call print once, and use map to
> construct
> > the argument list, like this:
> >
> > print map { "\t\"$_\"\n" } @{$HashofLists{$List} };
> >
> > That's pretty efficient; print() gets one set of data to print, and
> map
> > does what it's for -- mapping data to corresponding but different
> > values. =o) One last change for readability:
> >
> > print map { qq(\t"$_"\n) } @{$HashofLists{$List} };
> >
> > Personal preference, feel free to ignore it, lol...
> >
> > Paul
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