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<?php $ar1 = array('a', 'b'); $ar2 = array('c', 'd'); $ar3 = ($ar1 + $ar2); print_r($ar3);
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Array ( [0] => a [1] => b )