.net core @Html 自定义属性中包含特殊符号解决

using Microsoft.AspNetCore.Html;
using Microsoft.AspNetCore.Mvc.Rendering;
using System.Collections.Generic;

namespace HM.HouseCloud.Extensions
{
    public static class SelectExtensions
    {

        public static IHtmlContent HtmlAttributesCustom(this IHtmlContent htmlContent, Dictionary<string,string> dic)
        {

            TagBuilder content = (TagBuilder)htmlContent;
            foreach (var item in dic)
            {
                content.Attributes.Add(item);
            }
            return content;

        }
    }
}