Create a reverse lookup hash. Consider:

use strict;
use warnings;

my %hash = (x => 1, y => 2, z => 3);
my %rhash;

@rhash{values %hash} = keys %hash;

print $rhash{1};

[download]

Prints:

x

[download]
Perl is environmentally friendly - it saves trees

In reply to Re: getting hash key with value by GrandFather
in thread getting hash key with value by sovixi

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