CODE EXAMPLE FOR PHP

laravel How do I chain multiple where and orWhere clause in laravel from an Array [duplicate]

//1
$users = DB::table('users')
                    ->whereIn('id', array(1, 2, 3))->get();

//2
$users = DB::table('users')
                    ->whereNotIn('id', array(1, 2, 3))->get();

//3
$query->whereIn('lga',$user_lgas)->get();