Actually, the use of $elem in the map won't work, as the OP used $elem as the "alias" variable in the foreach loop. There is no alias in this map.

$> perl -e '@array=({mykey=>foo}, {mykey=>bar}), @out = map{ $$elem{my
+key} } @array; print @out;'
$>
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Use $_ instead, as Joost or Abigail suggested.

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