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<?php $array0 = [1,2,3,4]; $array1 = [5,6]; var_dump($array0 + $array1, array_merge($array0, $array1));
Output for git.master, git.master_jit, rfc.property-hooks
array(4) { [0]=> int(1) [1]=> int(2) [2]=> int(3) [3]=> int(4) } array(6) { [0]=> int(1) [1]=> int(2) [2]=> int(3) [3]=> int(4) [4]=> int(5) [5]=> int(6) }

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