与.NET 4.0和.NET 4.5中的较高水平。NET的差异 [英] Differences between .NET 4.0 and .NET 4.5 in High level in .NET

问题描述

迫切想知道的.NET 4.0和.NET 4.5的高层在ASP.NET .NET也不同差异，C在这些框架＃也

解决方案

的什么是新的.NET框架4.5 和放大器; 有什么新的，预计将在.NET框架4.5

支持Windows运行时
支持Metro风格的应用程序
支持异步编程
垃圾收集器改进
更快的ASP.NET启动
更好的数据访问支持
WebSockets的支持
工作流支持 - BCL支持

  

    

在这些框架中的ASP.NET差异

  

有什么新的ASP.NET 4和Visual Web Developer 和的最新的ASP.NET 4.5和Visual Studio 11 Beta版

-Asp.net 4.0
Web.config文件重构
可扩展的输出缓存
自动启动Web应用程序
永久重定向页面
收缩会话状态
扩大允许的URL
的范围 扩展请求验证
对象缓存和对象缓存扩展
可扩展HTML，URL和HTTP头编码
性能监视在单个工作进程：来自个人应用 多目标
....等

和Asp.net 4.5也有改进一长串。
异步读取和写入HTTP请求和响应
改进的Htt prequest处理
异步刷新响应
支持的await和基于任务的异步模块和处理程序

  

    在C＃中也在这些框架

差异     通过 C＃4.0 - C＃新特性在.NET Framework 和的最新的Visual C＃在Visual Studio 11 Beta版

  

编辑：
该语言文档C＃和VB重大更改：

VB：的Visual Basic重大更改在Visual Studio 2012

C＃：的Visual C＃中的重大更改在Visual Studio 2012

希望这有助于你得到你要买什么的..

Eager to know Differences between .NET 4.0 and .NET 4.5 in High level in .NET and also differences in ASP.NET, C# also in these frameworks

解决方案

What is new in .NET Framework 4.5 & What's new and expected in .NET Framework 4.5

Support for Windows Runtime
Support for Metro Style Applications
Support for Async Programming
Garbage Collector Improvements
Faster ASP.NET Startup
Better Data Access Support
WebSockets Support
Workflow Support - BCL Support

differences in ASP.NET in these frameworks

Compare What's New in ASP.NET 4 and Visual Web Developer and What's New in ASP.NET 4.5 and Visual Studio 11 Beta

-Asp.net 4.0
Web.config File Refactoring
Extensible Output Caching
Auto-Start Web Applications
Permanently Redirecting a Page
Shrinking Session State
Expanding the Range of Allowable URLs
Extensible Request Validation
Object Caching and Object Caching Extensibility
Extensible HTML, URL, and HTTP Header Encoding
Performance Monitoring for Individual Applications in a Single Worker Process
Multi-Targeting
.... etc

And Asp.net 4.5 there is also a long list of improvements.
Asynchronously Reading and Writing HTTP Requests and Responses
Improvements to HttpRequest handling
Asynchronously flushing a response
Support for await and Task-Based Asynchronous Modules and Handlers

differences in C# also in these frameworks Go Through C# 4.0 - New C# Features in the .NET Framework and What's New for Visual C# in Visual Studio 11 Beta

Edit:
The languages documentation for C# and VB breaking changes:

VB: Visual Basic Breaking Changes in Visual Studio 2012

C#: Visual C# Breaking Changes in Visual Studio 2012

Hope this help you get what are you looking for..

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