VerifyRequired

        public bool VerifyRequired(out string error)
        {
            error = string.Empty;
            if (detailed.Count < 0)
            {
                error += "detailed is null";
                return false;
            }
            var proInfo = this.GetType().GetProperties(System.Reflection.BindingFlags.Instance | System.Reflection.BindingFlags.Public).ToList();
            var notCon = new string[] { "detailed" , "vexplain" };
            var sb = new StringBuilder();
            foreach (var item in proInfo)
            {
                if (notCon.Contains(item.Name))
                    continue;
                var sv = item.GetValue(this);
                if (sv == null)
                    sb.Append($"【{item.Name}】");
            }
            detailed.First().VerifyRequired(ref sb);
            if (string.IsNullOrWhiteSpace(sb.ToString()))
                return true;
            error = $"{ sb.ToString()}不能为空或在指定范围！";
            return false;
        }

　　

 public void VerifyRequired(ref StringBuilder sb)
        {
            var proInfo = this.GetType().GetProperties(System.Reflection.BindingFlags.Instance | System.Reflection.BindingFlags.Public).ToList();
            var notCon = new string[] { "remark" };
            foreach (var item in proInfo)
            {
                if (notCon.Contains(item.Name))
                    continue;
                var sv = item.GetValue(this);
                if (sv == null)
                    sb.Append($"【{item.Name}】");
            }
        }