I'd use 
if $answer and $answer >=4

[download]
which can still give you some warnings if the user enters QWERTY or something similar. But why do not you use 
if not exists $menu_selection{$answer}

[download]

In reply to Re: Text Menu Not Looping on CR/LF by choroba
in thread Text Menu Not Looping on CR/LF by ritz303

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