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<?php $a[] = ["ID" => 101, "CODE" => 1]; $a[] = ["ID" => 105, "CODE" => 2]; $b[] = ["ID" => 105, "Amount" => 200]; $b[] = ["ID" => 101, "Amount" => 100]; $a = array_column($a, null, "ID"); $b = array_column($b, null, "ID"); ksort($a); ksort($b); $res = array_map('array_merge', $a, $b); print_r(array_values($res));
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => Array ( [ID] => 101 [CODE] => 1 [Amount] => 100 ) [1] => Array ( [ID] => 105 [CODE] => 2 [Amount] => 200 ) )

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