Beefy Boxes and Bandwidth Generously Provided by pair Networks
Keep It Simple, Stupid
 
PerlMonks  

Re: Default variable within loops

by stevieb (Prior)
on Jun 21, 2012 at 03:12 UTC ( #977542=note: print w/ replies, xml ) Need Help??


in reply to Default variable within loops

I couldn't come up with anything shorter than muba. I tried, but you need at least one temp var (afaict), or else the $_ will confuse iteslf.

my @a = qw( a b c ); my @b = qw( a 3 c ); for my $elem (@a){ print $elem if grep { $elem eq $_ } @b; }

Log In?
Username:
Password:

What's my password?
Create A New User
Node Status?
node history
Node Type: note [id://977542]
help
Chatterbox?
and the web crawler heard nothing...

How do I use this? | Other CB clients
Other Users?
Others chanting in the Monastery: (3)
As of 2016-07-26 01:21 GMT
Sections?
Information?
Find Nodes?
Leftovers?
    Voting Booth?
    What is your favorite alternate name for a (specific) keyboard key?


















    Results (231 votes). Check out past polls.