update db query in laravel 7 code example

Example 1: laravel db inserr

DB::table('users')->insert([
    'email' => '[email protected]',
    'votes' => 0
]);

Example 2: update query laravel

$update = \DB::table('student') ->where('id', $data['id']) ->limit(1) ->update( [ 'name' => $data['name'], 'address' => $data['address'], 'email' => $data['email'], 'contactno' => $data['contactno'] ]);