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<?php $array1 = array(1 => "Test1", 2 => "Test2"); $array2 = array(3 => "Test3", 4 => "Test4"); $array1 += $array2; print_r($array1);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [1] => Test1 [2] => Test2 [3] => Test3 [4] => Test4 )

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