0) { while ($row = mysqli_fetch_assoc($result)) { $data = $row; } } else { $data['status'] = 200; $data['message'] = "Data not found!"; $data['sql'] = $query; } $query_salt = "select salt_id from item_salt where item_id='" . $itemId . "' "; error_log($query_salt); $salt_name = array(); if (!$result_salt = @mysqli_query($conn, $query_salt)) { exit(mysqli_error($conn)); } if (mysqli_num_rows($result_salt) > 0) { while ($row_salt = mysqli_fetch_assoc($result_salt)) { array_push($salt_name, $row_salt['salt_id']); } } $data['salt'] = $salt_name; error_log('data :' . print_r($data, true)); echo json_encode($data);