On Jun 1, 2011 8:16 PM, "rodeored" <in...@reenie.org> wrote:
>
> This code produces the following 3 lines:
> foreach $twords(@topTypes)
> {
> $output.="<p>".commify_series(@$twords)."</p>";
> }
>
> Type 7 and Type 8
>
> Type 9, Type 5, and Type 4
>
> Type 2
>
> I only want the first line. But when I try:
You're redefining the $output variable each iteration leaving you with the
last element. You might try something like:
last if defined @$twords
> $output.="<p>".commify_series($topTypes[0])."</p>";
> $output .= <<HTML;
> It produces:
> ARRAY(0x9045bf0)
>
^^ is an array reference. Not an array.
> If I try adding the @: $output.="<p>".commify_series(@$topTypes[0])."</
> p>";
> There's no output.
>
That's why you want to literate over the list and stop at the first defined
value.
> How do I just get the first line?
>
BTW, use strict; use warnings
