View从Action中获得数据和html helper function(转载)

@model MvcApplication1.Models.M_Person
@using MvcApplication1.Models;
@{
    ViewBag.Title = "GetData";
    var p = ViewData["data"] as M_Person;
    var p2 = ViewBag.Data as M_Person;
}
<h2>
    GetData</h2>
<div>
    这是从ViewData.Model中取出的数据 @ViewData.Model.Name
</div>
<div>
    这是从ViewData["data"]中取出的数据 @p.Age
</div>
<div>
    这是从ViewBag.Data中取出的数据 @p2.Name @p2.Age
</div>
@{int i = 1;}
@*@helper ChangeColor(int age)
    {
    if (age > 90)
    {

    <font color="red">@age</font>
    }
    else
    {
    @age
    }
}*@
@*@functions{

public IHtmlString ChangeColor(int age)

    {

if(age>90)

        {

return new HtmlString("<font color='red'>"+age+"</font>");

        }else

        {

return new HtmlString(age + "");

        }

    }

}*@
<table border="1px" cellpadding="2px" cellspacing="0px" width="500px" style="border-collapse: collapse">
    <tr>
        <th width="20px">
            ID
        </th>
        <th>
            和尚
        </th>
        <th width="50px">
            年龄
        </th>
        <th width="100px">
            操作
        </th>
    </tr>
    @foreach (M_Person person in ViewBag.Persons)
    { 

        <tr>
            <td align="center">@(i++)
            </td>
            <td align="center">@person.Name
            </td>
           @* <td align="center">@ChangeColor(person.Age)*@
          @* <td align="center">@UIHelper.ChangeColor(person.Age)*@
         @* <td align="center">@ChangeColor(person.Age)</td>*@
         <td align="center">@UIFunctions.ChangeColor(person.Age)</td>
            <td align="center">
                删除||编辑
            </td>
        </tr>

    }
</table>

　　UIHelper.cshtml

@helper ChangeColor(int age)
{

if(age>90)
    {
<font color="red">@age</font>
    }else
    {
@age

    }
}

　　UIFunctions.cshtml

@functions{

    public static IHtmlString ChangeColor(int age)
    {

        if (age > 90)
        {

            return new HtmlString("<font color='red'>" + age + "</font>");

        }
        else
        {

            return new HtmlString(age + "");

        }

    }

}

　　controller

      public ActionResult GetData()
        {
            M_Person person = new M_Person() { Name = "济公活佛", Age = 90 };
            ViewData["data"] = person;
            ViewData.Model = person;
            ViewBag.Data = person;
            List<M_Person> list = new List<M_Person>() {
            new Models.M_Person() { Name = "济公活佛", Age = 90 },
            new Models.M_Person() { Name = "广亮和尚", Age = 88 },
            new Models.M_Person() { Name = "怄气禅师", Age = 45 },
            new Models.M_Person() { Name = "飞龙僧", Age = 123 }
            };
            ViewBag.Persons = list;
            return View();
        }