laravel 错误输出JSON [复制链接]

https://blog.csdn.net/zhezhebie/article/details/79104313
https://segmentfault.com/q/1010000011009794/a-1020000011017156

https://blog.csdn.net/sunjinyan_1/article/details/81136857

https://www.layui.com/doc/modules/layer.html

$validator = Validator::make($request->all(), [
            'fchmessage' => 'required|string|min:2|max:100',
        ],['fchmessage.min'=>'内容长度必须大于2个字符','fchmessage.max'=>'内容长度必须小于100个字符']);
        if ($validator->fails()) {
            //print_r($validator->errors()->all());
            return response()->json(['code'=>0,'msg'=>implode(' ',$validator->errors()->all())]);
        }