find in set in laravel ? example

php mysql laravel laravel-5

PHP Snippet 1:

->whereRaw("FIND_IN_SET('css',tags)")

PHP Snippet 2:

DB::table('tags_value')->whereRaw("find_in_set('php',tags)")....

PHP Snippet 3:

$restaurants = Restaurant::whereRaw('FIND_IN_SET("'.$request->code.'",restaurant_code)')->get();

PHP Snippet 4:

$value = '2';
Vendor::whereRaw('FIND_IN_SET("'.$value.'",service_industries)')->count();