Your problem is that the values in hashes can only be scalars in Perl. However references are scalars, so you can use references to arrays:

my %alphabet = (
    a => \@atags,
    b => \@btags,
);

say for values %alphabet;

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In reply to Re: Dereferencing a Hash of Arrays by philipbailey
in thread Dereferencing a Hash of Arrays by toro

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