-----Original Message----- From: Jeff Pang [mailto:[EMAIL PROTECTED] Sent: Monday, October 09, 2006 7:48 AM To: beginners Subject: Re: Non-deprecated way to capture array length
> >>I needed to find out the length of an array and did it by referencing >>the array in scalar context. However, "use warnings" indicated that this >>is a deprecated feature. Is there a non-deprecated way to do this >>(other than looping through the whole array until I run out of >>elements)? Thanks. >> > >How do you write it? I can get it like: > >$ perl -Mstrict -Mwarnings -le 'my @arr=qw/aa bb cc/;print length(join "",@arr)' >6 > Sorry, if you mean the number of elements in an array,then it should be: my $num = scalar @array; -- Jeff Pang NetEase AntiSpam Team http://corp.netease.com -- Perhaps I'm behind the times here, but what's wrong with: my $num = $#array ?? That's how I always do it. Kim Helliwell LSI Logic Corporation Work: 408 433 8475 Cell: 408 832 5365 [EMAIL PROTECTED] Please Note: My email address will change to [EMAIL PROTECTED] on Oct 14. The old 'lsil.com' email address will stop working after Jan 15, 2007. Please update your address book and distribution lists accordingly. Thank you. To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] <http://learn.perl.org/> <http://learn.perl.org/first-response> -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] <http://learn.perl.org/> <http://learn.perl.org/first-response>
