Merge or replace?

A simple example: 
use warnings;
use strict;
use Data::Dumper;

my %hash = (
    output1 => 'on',
    output2 => 'on',
    output3 => 'on',
    announcement => 'test',
);

$hash{$_} = $hash{announcement} for keys %hash;
delete $hash{announcement};

print Dumper(\%hash);

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In reply to Re: Manipulating key/value output by eff_i_g
in thread Manipulating key/value output by coding_new

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