表单请求验证

1. 新建一个controller

    php artisan make:controller TestControl
   

2.表单数据验证函数create

    <?php
    
    namespace App\Http\Controllers;
    
    use Illuminate\Http\Request;
    
    use App\Http\Requests;
    
    class TestController extends Controller
    {
        public function create(Request $request){
            $rq=\Request::all();
    
            $val=\Validator::make($rq,['username'=>'required|between:4,10|unique:users','password'=>'required|between:6,200']);
            if($val->fails()){
                return $val->errors();
            }
            else{
                return "验证成功";
            }
        }
    }