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  1. or download this
    item 1 # as read from file
        $key =          "k1";
    ...
        $hash{ $key } = ( { $valname => [ $value, $type, $flag ] });
        
    item N  (indeterminate until runtime)
    
  2. or download this
    k1  =>
            vname1 => (v1, t1, f1)
    ...
    
    k3  =>
            vname3 => ( v3, t3, f3 )
    
  3. or download this
    foreach $i (keys %hash)
    {
    ...
            print "$content[0] $content[1] $content[2]\n";
        }
    }