$data = [
                'name'=>'111',
                'avatar'=>'',
            ];
    
            $rules = [
                'name'=>'required|lengthMax:2',
                'avatar'=>'required|url',
            ];
    
            $errors = [
                  'name.require'=>'名字不能为空'
            ];
    
            $data =  Validate::validated($data,$rules,$errors);