MVC如何将用户控件(分部视图，RenderPartial,ViewUserControl)内容转换为字符串并输出

01publicstaticstringRenderPartialToString(stringfile,objectview)

03ViewDataDictionaryvd=newViewDataDictionary(view);

04ViewPageviewPage=newViewPage{ViewData=vd};

05Controlcontrol=viewPage.LoadControl(file);

06

07viewPage.Controls.Add(control);

08

09StringBuilderstr=newStringBuilder();

10using(StringWriterstringWriter=newStringWriter(str))

11{

12using(HtmlTextWriterhtmlTextWriter=newHtmlTextWriter(stringWriter))

13{

14viewPage.RenderControl(htmlTextWriter);

15}

16}

17

18returnstr.ToString();

19}

//调用它

1publicstringGetHtmlFromPartial()

2{

3

4

5

6strings=RenderPartialToString("~/Views/usercart.ascx",null);

7

8returns;

9}