.net core 统一参数验证

1、[Required(ErrorMessage = "用户Code不能为空")]
        public string Code { get; set; } 
2、[Required(ErrorMessage = "用户年龄不能为空")]
        [Range(1, 100, ErrorMessage = "年龄必须介于1~100之间")]
        public int? Age { get; set; }