public function login(Request $request) { $info = Validator::make($request->all(),[ ‘username‘ => ‘required‘,‘password‘ => ‘required‘,],[ ‘username.required‘ => ‘用户名必须填写‘,‘password.required‘ => ‘密码必须填写‘,]); if ($info->fails()) { //返回json数据 return response()->json([‘code‘=>"201","msg"=>$info->errors()->first()]); } // dd($info->errors()->first()); // return $info; }