Introduce .Net C# 2 to C#5 difference and favorite features that I loved.

1. C#2.0 to 5.0
BLACKIE
2015/3/6

2. AGENDA
C#2 to C#5 Quick Intro
My favorite C#2 to C#5

3. .NET Framework versions
 1.0 - released in 2002
 1.1 - released in 2003
 2.0 - released in 2005, with a new CLR (to handle generics and nullable
types) and compilers for C# 2 and VB 8.
 3.0 - released in 2006, this is just 2.0 plus new libraries: Windows
Presentation Foundation, Windows Communication Foundation, Workflow
Foundation, and Cardspace
 3.5 - released in 2007, this is 3.0 plus new libraries (primarily LINQ and
some extra "base" libraries such as TimeZoneInfo) and new compilers (for
C# 3 and VB 9)
 4 - released in 2010, this includes a new CLR (v4), new libraries, and the
DLR (Dynamic Language Runtime)
 4.5 - released in 2012, this allows for WinRT development on Windows 8
as well as extra libraries - with much wider async APIs

4. C# language versions
 C# 1
 C# 2, introducing generics, nullable types, anonymous
methods, iterator blocks and some other more minor
features
 C# 3, introducing implicit typing, object and collection
initializers, anonymous types, automatic properties, lambda
expressions, extension methods, query expressions and
some other minor features
 C# 4, introducing dynamic typing, optional parameters,
named arguments, and generic variance
 C# 5, introducing asynchronous functions, caller info
attributes, and a tweak to foreach iteration variable capture

5. Visual Studio versions
 VS.NET 2002 - support for C# 1 and .NET 1.0
 VS.NET 2003 - support for C# 1 and .NET 1.1
 VS 2005 - support for C# 2 and .NET 2.0, and .NET 3.0
with an extension
 VS 2008 - support for C# 3 and .NET 2.0, 3.0 and 3.5
(multi-targeting)
 VS 2010 - support for C# 4 and .NET 2.0, 3.0, 3.5 and 4
 VS 2012 - support for C# 5 and .NET 2.0 to 4.5 (including
WinRT on Windows 8), and portable class libraries

7. C# 3.0
 Automatic properties
 Anonymous Types

8. C#3.0
 Extension methods
http://www.dotblogs.com.tw/larrynung/archive/2009/07/26/
9682.aspx
 Lambda Expressions
 Linq&Plinq
http://www.dotblogs.com.tw/nobel12/archive/2011/03/14/2
1828.aspx

9. C#4.0
 Late Binding(Dynamic Lookup)
http://www.dotblogs.com.tw/larrynung/archive/2009/08/05/
9861.aspx
 Optional Parameters

10. C#4.0
 Named Parameters

11. C#5.0
 async and await

12. C#5.0
 Caller Information

13. C#5.0
 Caller Information

14. Reference
 http://csharpindepth.com/articles/chapter1/versions.aspx
 http://www.kunal-chowdhury.com/2012/07/evolution-of-c-
10-50-what-are-new.html
 http://www.danielmoth.com/Blog/Top-10-Things-To-Know-
About-Visual-Studio-2008-And-NET-Framework-35.aspx
 http://www.codeproject.com/KB/cs/CSharp4Features.aspx?m
sg=3110596
 http://www.codeproject.com/Articles/599756/Five-Great-
NET-Framework-Features
 http://www.dotnetcurry.com/showarticle.aspx?ID=972