public static string ParseRazor(HttpContext context,
 string csHtmlVirtualPath, object model = null)
 {
 string fullpath = context.Server.MapPath(csHtmlVirtualPath);//將虛擬路徑轉換為絕對路徑
 string cshtml = File.ReadAllText(fullpath); //將整個cshtml代碼讀取出來
 string cacheName = fullpath + File.GetLastWriteTime(fullpath);//返回上次寫入指定文件或目錄的日期和時間。
 string html = Razor.Parse(cshtml, model, cacheName);
 return html;
 }
 /// <summary>
 /// 直接將讀取的cshtml代碼轉換完后，直接返回給客戶端
 /// </summary>
 /// <param name="context"></param>
 /// <param name="csHtmlVirtualPath"></param>
 /// <param name="model"></param>
 public static void OutputRazor(HttpContext context,
 string csHtmlVirtualPath, object model = null)
 {
 string html = ParseRazor(context, csHtmlVirtualPath, model);
 context.Response.Write(html); 
 }