use Hash::Util qw/lock_keys/;;
my %pars = (
    item => 'default',
);
lock_keys(%pars);

[download]

And now, at least, you'll get an exception when you try to pass 'items' or any uniq abbreviation (like 'item') on the c-line, or if you mispell the key anywhere else!

In reply to Re: Getopt::Long Gotcha, request advice by Anonymous Monk
in thread Getopt::Long Gotcha, request advice by kesterkester

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