Phoenix.pm: Perl 101
Doug Miles
doug.miles at bpxinternet.com
Fri Jul 7 15:23:20 CDT 2000
In retrospect, it makes sense. Its a feature to conveniently print out
an array without using join. I wish I had run across this sooner. :(
I've always been using join.
Bryan Lane wrote:
>
> That's interesting. That's not what I expected either.
>
> -----Original Message-----
> From: doug.miles at bpxinternet.com [mailto:doug.miles at bpxinternet.com]
> Sent: Friday, July 07, 2000 10:49 AM
> To: Phoenix.pm
> Subject: Phoenix.pm: Perl 101
>
> Thanks to all those who made it out last night. We had a good turnout,
> and hopefully we'll get some new regulars. To answer a couple of
> questions from last night (and raise a new question):
>
> #!/usr/bin/perl
>
> @author = ('Tom', 'Randal', 'Larry');
> print "@author\n";
> print @author;
> print "\n";
>
> displays this:
>
> Tom Randal Larry
> TomRandalLarry
>
> This surprised me that 'print "@author\n";' interpolates with spaces in
> between elements. Does anyone know where this is documented? I checked
> perop, but couldn't seem to find it there.
>
> Also, the range operator (..) does not work in reverse, i.e.
> @author[2..1]. It only works to increment through the range, not
> decrement.
>
> --
> - Doug
>
> Don't anthropomorphize computers. They hate that.
--
- Doug
Don't anthropomorphize computers. They hate that.
More information about the Phoenix-pm
mailing list