HTMLHelper扩展-用户控制

HTML助手中的大多数方法都是扩展方法。你可以很容易地添加你自己的。

public static class MyExtensions
{
    public static string ErrorNotificationBox(this HtmlHelper helper, string caption)
    {
        //generate and return the html for your error box here. 
        // loading and returning an instance of a user control (.ascx) 
        // as a string is difficult.  You may find it easier to 
        // create the html with a string builder.
    }
}