netcore 开发问题整理(页面显示中文)

    public class TradeModel
    {
        [Display(Name = "编号")]
        public int Id { get; set; }

        [Display(Name = "物品名称")]
        [StringLength(200, MinimumLength = 1)]
        [Required(ErrorMessage = "此项不能为空")]
        public string Tradename { get; set; }

        [Display(Name = "物品数量")]
        public Nullable<double> Quantity { get; set; }

        [Display(Name = "物品单位")]
        public string Quantityunits { get; set; }

　　　　　[Display(Name = "价格")]
　　　　　[DisplayFormat(DataFormatString = "{0:F}")]
　　　　　public Nullable<double> Prices { get; set; }

        #region 扩展属性 不映射表字段 
        /// <summary>
        /// 物品单位枚举描述值获取
        /// </summary>
        [NotMapped]
        public string QuantityunitsDescription
        {
            get { return Utils.EnumHelper.GetDescription<EnumModel.EnumQuantityunits>(Quantityunits); }
            set { Quantityunits = value; }
        }#endregion
    }

   @foreach (var item in Model.Trades)
   {
　　//显示对应枚举值
　　@Html.DisplayFor(modelItem => item.QuantityunitsDescription)
　　}

     <label asp-for="Tradename" class="control-label"></label>
     <input asp-for="Tradename" class="form-control" />
     <span asp-validation-for="Tradename" class="text-danger"></span>