You can do it much more simply and without the arrays or the eval. Just rotate by 1 x 26 times and you are back to the start ie: 

$_ = "Hello\n";
for my $i(1..26){
    tr/a-zA-Z/b-zaB-ZA/;
    print;
}

[download]

cheers

tachyon

In reply to Re: Caesar Shift by tachyon
in thread Caesar Shift by TZapper

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