忽略razor _layout.cshtml中的renderbody

Kne*_*erd 2 c# asp.net-mvc razor asp.net-mvc-4

我有一个页面,您需要登录才能观看.所以我想试试这段代码:

<!DOCTYPE html>
<html lang="de">
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <meta charset="utf-8" />
    <title>@ViewBag.Title - Meine ASP.NET MVC-Anwendung</title>
    <link href="~/favicon.ico" rel="shortcut icon" type="image/x-icon" />
    <meta name="viewport" content="width=device-width" />
    @Styles.Render("~/Content/css")
    @if (!Request.IsAuthenticated) {
        @Styles.Render("~/Content/signin")
    }
    @Scripts.Render("~/bundles/modernizr")
</head>
<body>
    @if (Request.IsAuthenticated) {
        <header class="navbar navbar-fixed-top" role="banner">
            <div class="container">
                <div class="navbar-header">
                    <button class="navbar-toggle" type="button" data-toggle="collapse" data-target=".bs-navbar-collapse">
                        <span class="icon-bar"></span>
                        <span class="icon-bar"></span>
                        <span class="icon-bar"></span>
                    </button>
                    <a class="navbar-brand" href="../">Home</a>
                </div>
                <nav class="collapse navbar-collapse bs-navbar-collapse" role="navigation">
                    <ul class="nav navbar-nav">
                        <li class="active">
                            <a href="#">Link 1</a>
                        </li>
                        <li>
                            <a href="#">Link 2</a>
                        </li>
                        <li>
                            <a href="#">Link 3</a>
                        </li>
                        <li>
                            <a href="#">Link 4</a>
                        </li>
                        <li>
                            <a href="#">Link 5</a>
                        </li>
                    </ul>
                </nav>
            </div>
        </header>
        <div id="body">
            @RenderBody()
        </div>
    } else {
        @RenderBody()
    }
    @Scripts.Render("~/bundles/jquery")
    @Scripts.Render("~/bundles/jqueryval")
    @Scripts.Render("~/bundles/bootstrap")
    <footer>
        <p>&copy; @DateTime.Now.Year - Meine ASP.NET MVC-Anwendung</p>
    </footer>
</body>
</html>
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但是当我开始这个时,我得到了这个例外

The RenderBody-Method wasn't called for the layoutpage "~/Views/Shared/_Layout.cshtml"
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如何让剃刀忽略RenderBody方法?

dav*_*ick 11

请注意,如果您真的想要,实际上可以"忽略"内容.通常,您@RenderBody()在视图代码中写入,该代码评估正文内容,将其粘贴到a中HelperResult,然后将其写入输出流.这样做,MVC将身体标记为已渲染.您可以通过编写@{ RenderBody(); }(注意大括号)或者只是RenderBody();已经在代码上下文中来欺骗它以认为已经渲染了主体而没有实际编写任何东西.这会评估正文内容,而不会将其实际写入输出流.