Beefy Boxes and Bandwidth Generously Provided by pair Networks
Perl: the Markov chain saw
 
PerlMonks  

Re: Dereferencing a Hash of Arrays

by philipbailey (Chaplain)
on Jun 14, 2011 at 07:19 UTC ( #909538=note: print w/replies, xml ) Need Help??


in reply to Dereferencing a Hash of Arrays

Your problem is that the values in hashes can only be scalars in Perl. However references are scalars, so you can use references to arrays:

my %alphabet = ( a => \@atags, b => \@btags, ); say for values %alphabet;

Replies are listed 'Best First'.
Re^2: Dereferencing a Hash of Arrays
by toro (Beadle) on Jun 14, 2011 at 07:27 UTC

    Hi Philipbailey, I tried that earlier but man perlref told me I could abbreviate that as my alphabet = \(.... Are they not the same?

Log In?
Username:
Password:

What's my password?
Create A New User
Node Status?
node history
Node Type: note [id://909538]
help
Chatterbox?
and the web crawler heard nothing...

How do I use this? | Other CB clients
Other Users?
Others taking refuge in the Monastery: (7)
As of 2016-10-01 19:35 GMT
Sections?
Information?
Find Nodes?
Leftovers?
    Voting Booth?
    How many different varieties (color, size, etc) of socks do you have in your sock drawer?






    Results (6 votes). Check out past polls.