C# 7.0 - What's New (G2B TechEd Brno, 2017)

Transcript

1. Christian Nagel @christiannagel www.cninnovation.com C# 7.0 – What’s New! plus

   .NET Core Intro PLATINUM PARTNER

2. History of C# • OO & Component Oriented 1.0 •

   Generics 2.0 • LINQ 3.0 • Dynamic 4.0 • Async 5.0 • Roslyn & Many Improvements 6.0

3. Agenda History of C# Goals of C# New Syntax with

   C# 7.0 Intro to .NET Core

4. Christian Nagel  Training  Coaching  Consulting  Microsoft

   MVP  thinktecture  www.cninnovation.com
5. None

6. GOALS OF C#

7. C# is a Multi-Paradigm Language!

8. Typical Applications SQL Azure App Services WPF UWP Xamarin Storage

9. What’s Needed?  Separation of Functionality and State  Immutable

   Objects   Functional Programming can help

10. Functional Programming  Functions as 1st-Class  Avoiding State Mutation

11. C# 6 Features for Functional Programming  Using Static 

    Property Enhancements – Initialization, Read-Only, Getter-Only  Expression Bodied Methods  Exception Filters  String Interpolation  Null Conditional Operator
12. None

13. NEW SYNTAX WITH C# 7.0

14. SAMPLE CODING…

15. C# 7.0 Syntax Enhancements  Digit Separators and Binary Literals

     Out Var, Ref Local and Ref Return  Local Functions  Expression Syntax Everywhere  Pattern Matching  Tuples and Deconstruction
16. None

17. INTRO TO .NET CORE

18. Why a new .NET?  Open Source  Multi-Platform 

    Modern Patterns  Faster Innovations

19. Workloads  ASP.NET Core  Universal Windows Platform (UWP) 

    Xamarin.Forms

20. Versions  Long Term Support Releases (LTS)  Current Releases

    Version Release Date Patch Support Level Support End .NET Core 1.1 Nov-16, 2016 1.1.0 Current Current v.next + 3 months .NET Core 1.0 Jun-27, 2016 1.0.3 LTS LTS v.next + 12 months

21. .NET Standard  Create Libraries with .NET Standard  Use

    it from different .NET Platforms  Replaces Portable Libraries  1.4 – UWP, .NET Core 1.0, .NET 4.6.1 – 13,501 APIs  2.0 – UWP vnext, .NET Core 2.0, .NET 4.6.1 – 32,638 APIs  Compatibility Shim – Reference .NET Framework Libraries

22. Command Line  dotnet new  dotnet restore  dotnet

    build  dotnet run

23. Summary  C# is a Multi-Paradigm Language  Influences from

    Functional Programming  Major new Features – Tuples and Deconstruction – Pattern Matching

24. Questions?

25. More Information (1)  https://dot.net  https://github.com/dotnet/csharplang  Sample Code:

     https://github.com/CNinnovation

26. More Information (2)  https://github.com/ProfessionalCSharp  https://csharp.christiannagel.com  https://www.cninnovation.com 

    Training & Coaching

27. Thank you!

28. Images Copyright  Violin © Beyla Balla  Ladder to

    the Sky © Louise Reach  Diversity working people © Vladimir Mucibabic  Code Coding Programming Sire © Rawpixelimages  Growing Plant © Kateleigh  Problem Solving Series © Pablo631  Fireworks over Brno © Olga Langerova  http://www.dreamstime.com

29. Děkuji za pozornost. www.gopas.cz www.G2BTeched.cz www.TechEd.cz