There really isn't any such thing as a hash of arrays in Perl. Your hash must contain references to arrays. You can do that by assigning an anonymous array reference: 

$hash{'foo'} = [ 1, 2, 3, 4 ];

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Or by assigning a reference to an existing array: 

$hash{'foo'} = \@bar;

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In reply to Re: Trouble with Hashes of Arrays by mfriedman
in thread Trouble with Hashes of Arrays by HiFoo

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