Online PHP editor | output for rIXPB

<?php $array1 = [ ['detail_image_id' => '6389', 'product_name' => 'Starter broadband Package'], ['detail_image_id' => '6358', 'product_name' => 'Starter broadband Package'] ]; $array2 = [ ['detail_image_id' => '6358', 'guid' => 'http://xxx/wp-content/uploads/2018/04/broadband-4mbs-wingle.jpg'], ['detail_image_id' => '6389', 'guid' => 'http://xxx/wp-content/uploads/2018/04/broadband-4mbs-charji.jpg'] ]; $result = []; foreach (array_merge($array1, $array2) as $row) { $result[$row['detail_image_id']] = ($result[$row['detail_image_id']] ?? []) + $row; } var_export(array_values($result));