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<?php $arr = [10, 20, 30, 40]; $arr2 = [10, 20, 30, 40]; $result = array_map('array_sum', array_map(null, $arr, $arr2)); print_r($result);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => 20 [1] => 40 [2] => 60 [3] => 80 )

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