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<?php $array1 = Array ( 0 => Array ( 'ID' => 101, 'Code' => 1075, 'Date' => '2012-03-03 17:13:12.433' ), 1 => Array ( 'ID' => 103, 'Code' => 175, 'Date' => '2012-09-05 20:30:02.217' ), 2 => Array ( 'ID' => 109, 'Code' => 178, 'Date' => '2012-07-05 20:30:02.217' ) ); $array2 = Array ( 0 => Array ( 'Amount' => 1234, 'ID' => 101 ), 1 => Array ( 'Amount' => 1342, 'ID' => 103 ), 2 => Array ( 'Amount' => 0, 'ID' => 0 ) ); $arr2 = array_column($array2, "ID"); $finalArray = array(); foreach($array1 as $arr){ $key = array_search($arr['ID'], $arr2); if($key ===false){ $key = array_search(0, $arr2); } unset($array2[$key]['ID']); $finalArray[] = array_merge($arr,$array2[$key]); } print_r($finalArray);

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