微软今天发布了 ASP.NET MVC 5.1 版本，同时发布的还有 ASP.NET Web API 2.1 和 ASP.NET Web Pages 3.1。
要求：
如果你正在使用 Visual Studio 2012, 请下载 ASP.NET and Web Tools 2013.1 for Visual Studio 2012.
如果你正在使用 Visual Studio 2013, 请下载 Visual Studio 2013 Update 1. 该更新用于支持编辑 ASP.NET MVC 5.1 Razor Views.
新特性：
ASP.NET MVC 5.1
Attribute routing improvements
Bootstrap support for editor templates
Enum support in views
Unobtrusive validation for MinLength/MaxLength Attributes
Supporting the ‘this’ context in Unobtrusive Ajax
Various bug fixes
ASP.NET Web API 2.1
Global error handling
Attribute routing improvements
Help Page improvements
IgnoreRoute support
BSON media-type formatter
Better support for async filters
Query parsing for the client formatting library
Various bug fixes
ASP.NET Web Pages 3.1
Various bug fixes
完整列表：
What’s New in ASP.NET MVC 5.1
What’s New in ASP.NET Web API 2.1
What’s New in ASP.NET Web Pages 3.1
来自:开源中国社区
