Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Sign up for free
Menu
Search
Features
All features
Private URLs
Password Protection
Custom URLS
Scheduled publishing
Remove Branding
Restrict embedding
Deck Collections
Notes
Features
All features
Private URLs
Password Protection
Custom URLS
Scheduled publishing
Remove Branding
Restrict embedding
Deck Collections
Notes
Explore
Featured decks
Featured speakers
Programming
Technology
Storyboards
Explore
Featured decks
Featured speakers
Programming
Technology
Storyboards
Pricing
Search
Sign in
Sign up for free
Salut .NET 5, quoi de neuf ?
Search
Cyril
December 10, 2020
Programming
72
0
Share
Embed
Copy iframe code
Copy JS code
Copy link
Start on current slide
Salut .NET 5, quoi de neuf ?
Résumé des nouveautés dernières .NET 5, C# 9 et Visual Studio.
Cyril
December 10, 2020
More Decks by Cyril
See All by Cyril
Annonces de la .NET Conf 2019
cyrilcathala
0
74
Build 2018 - Xamarin
cyrilcathala
1
55
Microsoft Build 2017 Mobile Wrap-Up
cyrilcathala
0
130
Mobile Deep Linking
cyrilcathala
0
130
Programmation Réactive - Reactive Extensions
cyrilcathala
0
85
Xamarin.iOS - AutoLayout + iOS 9
cyrilcathala
0
470
Other Decks in Programming
See All in Programming
Workers Cache を知る
syumai
0
320
設計次第でAIコードの読む量は減らせる / designing-for-code-reading
minodriven
32
14k
仕様駆動開発による爆速プロダクト開発 / Bakusoku Spec Driven Development
kobakei
0
150
Embedded Swiftで作る自作USBデバイス によるiOSデバイスの自動テスト / iOSDC Japan 2026 glassfiber
glassfiber
0
250
JRuby: Past, Present, and Future
headius
0
220
Agents on Rails - Rails at Scale 2026
irinanazarova
0
310
ソニーのクラウド共通基盤の変遷とAI時代の開発スタイルに合わせた進化 / The Journey of Sony’s Common Cloud Platform and Its Evolution for AI-Native Development
kenjiyoneyama
0
210
海上で動くGoサーバー: goroutineとchannelでさばく航行データストリーム
atsuki_seo
0
1k
mrbgem 三角測量 開発
ogom
0
170
技術的負債の返済は、AI時代の複利で効く投資 — 経営としての意思決定とその遂行
curekoshimizu
1
2k
市販E-Readerを乗っ取れ 〜Embedded Swiftで電子ペーパーガジェットを制御する〜
trickart
0
230
iOSDC Japan 2026 - Swiftで作って学ぼう!データベース自作入門
kaseken
2
420
Featured
See All Featured
Game over? The fight for quality and originality in the time of robots
wayneb77
1
290
Crafting Experiences
bethany
1
360
実際に使うSQLの書き方 徹底解説 / pgcon21j-tutorial
soudai
PRO
203
76k
Money Talks: Using Revenue to Get Sh*t Done
nikkihalliwell
0
510
Context Engineering - Making Every Token Count
addyosmani
9
1.2k
世界の人気アプリ100個を分析して見えたペイウォール設計の心得
akihiro_kokubo
PRO
74
42k
Imperfection Machines: The Place of Print at Facebook
scottboms
270
14k
The Organizational Zoo: Understanding Human Behavior Agility Through Metaphoric Constructive Conversations (based on the works of Arthur Shelley, Ph.D)
kimpetersen
PRO
0
480
I Don’t Have Time: Getting Over the Fear to Launch Your Podcast
jcasabona
35
2.9k
Art, The Web, and Tiny UX
lynnandtonic
304
22k
Improving Core Web Vitals using Speculation Rules API
sergeychernyshev
21
1.6k
Design in an AI World
tapps
1
340
Transcript
10/12/2020 Salut .NET 5, quoi de neuf ?
Cyril CATHALA A propos ➔ .NET, Azure, Mobile ➔ Coach
Technique – SOAT ➔ MVP Developer Technologies @CyrilCathala in/cyrilcathala
[email protected]
3 .NET 5
Roadmap .NET Core 4
.NET 5 – Unification 5
.NET 5 6 ➔ Target framework > net5.0 : Crossplatform
> net5.0-windows : Forms, WPF, WinRT… > net6.0-ios, net6.0-android : Xamarin ➔ Performances+++ > gRPC, Arm64, JSON ➔ Support de Windows Arm64 ➔ System.Text.Json amélioré ➔ Extensions HttpClient pour JSON > GetFromJsonAsync<T>() ➔ Application single file
.NET 5 - Windows 7 ➔ Designer Windows Forms +
WPF ➔ Installeur ClickOnce ➔ Plus besoin d’avoir .NET Framework installé ➔ Contrôle moderne WebView2
ASP.NET Core 8 ➔ Model binding supporte les records ➔
OpenAPI (ex-Swagger) supporté par défaut ➔ SignalR Hub Filters > Middleware des hubs ➔ Blazor > Cf. Jérôme & Jonathan !
Entity Framework Core 9 ➔ Relations many-to-many ❤ ➔ Table-per-type
mapping ➔ Mapping d’une entity avec une query ➔ Interception du SaveChanges > SavingChanges, SavedChanges ➔ Include() avec filtre ➔ Amélioration des migrations > Transactions et exclusion de tables
10 C# 9
C# 9 – Init-only properties 11 ➔ Propriétés initialisables à
l’instanciation uniquement
C# 9 - Records 12 ➔ Classe immutable par défaut
➔ Support de l’héritage ➔ Implémentation automatique > Comparaison par valeurs > GetHashCode() > Copy / Clone > PrintMembers / ToString()
C# 9 - Records 13 ➔ Copie avec with ➔
Déclaration plus compacte : positional records > Deconstruct()
C# 9 - Top-level Programs 14
C# 9 - Patterns 15 ➔ Patterns logiques : and,
or, not ➔ Patterns relationnels : <, <=, >, >= ➔ Compatible avec tous les patterns : is, switch, case
C# 9 - new() 16 ➔ Omission du type quand
il est implicite
C# 9 - Source Generator 17 ➔ Génération de code
source (quelle surprise !) ⚠ Preview ⚠ ➔ Complément ou remplacement pour la reflection, modification d’IL, tâches MSBuild ou T4
18 Visual Studio
Visual Studio 2019 16.8 19 ➔ Support Git
Visual Studio 2019 16.8 20 ➔ Support Git ➔ .NET
Analyzers
Visual Studio 2019 16.8 21 ➔ Support Git ➔ .NET
Analyzers ➔ Aide sur les noms de paramètre et types
Visual Studio 2019 16.9 Preview 22 ➔ Point-virgule automatique
Visual Studio 2019 16.9 Preview 23 ➔ Point-virgule automatique ➔
Using automatique après une copie
Visual Studio 2019 16.9 Preview 24 ➔ Point-virgule automatique ➔
Using automatique après une copie ➔ Génération de propriété bindée
@CyrilCathala in/cyrilcathala
[email protected]
Merci !