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<?php $your_array = array( 0 => Array ( 'd1' => Array ( 4 ), 'd2' => Array ( 3 ) ), 1 => Array ( 'd1' => Array ( 1 ), 'd2' => Array ( 2 ) ) ); $result['d1'] = call_user_func_array('array_merge',array_column($your_array,'d1')); $result['d2'] = call_user_func_array('array_merge',array_column($your_array,'d2')); print_r($result);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [d1] => Array ( [0] => 4 [1] => 1 ) [d2] => Array ( [0] => 3 [1] => 2 ) )

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