whereNull laravel code example
Example 1: laravel query not null
DB::table('users') ->whereNotNull('name') ->get();
Example 2: laravel where is null
DB::table('users') ->whereNull('name') ->get();
Example 3: laravel not in query
DB::table(..)->select(..)->whereNotIn('book_price', [100,200])->get();
Example 4: DB::table('users')->get();
DB::select('SELECT * FROM users WHERE name = "'.Input::get('name').'"');