in reply to Re^2: Reading Single Character Input with Term::ReadKey
in thread Reading Single Character Input with Term::ReadKey

I agree, but it is different advice.

I was making suggestions on how best to define the constant. You are suggesting that he should use a symbolic constant in place of the actual constant.

Ie. You could have made your point by suggesting 

use constant HELP_KEY => "\cH"; ## Control H

[download]

And my point would still hold.

As for Readonly; I "Just Say No", but that's apparently controversial :)

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