javascript - How to assign the data queried in thinkphp5 controller to js?

Question

How to assign the data queried in thinkphp5 controller to js?

public function index(){
        $data = Db::name('menu') -> select();
        $data = node_merge($data);
        //这个$data如何传给前端js?
        return $this -> fetch();
    }

Answer 1

Method added

$this->assign('data',$data);

View js

var data="{{$data}}";