Re^3: Minimize Hash Key Value Combinations


There's more than one way to do things
	PerlMonks

Re^3: Minimize Hash Key Value Combinations

by LanX (Saint)

on Nov 18, 2013 at 13:58 UTC ( [id://1063091]=note: print w/replies, xml )

Need Help??

in reply to Re^2: Minimize Hash Key Value Combinations
in thread Minimize Hash Key Value Combinations

"if you take a closer look" to what you said:

> the result should look like this:š

[a, b, c, d] => [1, 2] 
[b, c] => [2]
[download]

which doesn't make sense, don't you agree?

You are talking about a "hashtree" but the data shown has nothing to do with HoH.

The data shown isn't even valid Perl, keys are strings never arrays.

have a look at How (Not) To Ask A Question

Asking a good question is often the best answer! :)

Cheers Rolf

( addicted to the Perl Programming Language)

š) OP updated now...

Comment on Re^3: Minimize Hash Key Value Combinations Download Code

Replies are listed 'Best First'.

Re^4: Minimize Hash Key Value Combinations
by AlexTape (Monk) on Nov 18, 2013 at 14:20 UTC

keys are strings never arrays
[download]

Hash::Multikey

perldsc

#!/usr/bin/perl -w
use strict;
use warnings;

my %hash;
$hash{'number'}{'even'} = [24, 44, 38, 36];
$hash{'number'}{'odd'} = [23, 43, 37, 35];

foreach my $i(keys %hash){
    print $i;
    foreach my $j(keys %{$hash{$i}}){
        print "\t".$j."\t";
        print join(" ",@{$hash{'number'}{$j}})."\n";
    }
}
[download]

$perlig =~ s/pec/cep/g if 'errors expected';

[reply]
[d/l]
[select]

In Section Seekers of Perl Wisdom