What is .NET StandardPRATIK KHASNABIS

@SOFTVEDA

DDD BY NIGHT 2017

Flavours of .Net

.Net Standard

.NET FRAMEWORK .NET CORE XAMARIN

AP

PM

OD

ELS

BA

SELI

BR

AR

IES

Compilers Languages Runtime components

COMMON INFRASTRUCTURE

Interface vs Realisation

.Net Standard

.NetFramework

4.6.1.Net Core 1.1 Xamarin

Future Platforms

(UWP, Tizen)

PCL vs .Net Standard

.Net 4.0

SL 5.0Windows

8.0

.NetStandard

2.0

Profile5

Profile14

Profile47

.Net Core 2.0

Xamarin

.Net 4.7

UWP

.Net Platform Support

.NET Standard 1.0 1.1 1.2 1.3 1.4 1.5 1.6 2.0

.NET Core 1.0 1.0 1.0 1.0 1.0 1.0 1.0 2.0

.NET Framework (with tooling 1.0)

4.5 4.5 4.5.1 4.6 4.6.1 4.6.2

.NET Framework (with tooling 2.0 preview)

4.5 4.5 4.5.1 4.6 4.6.1 4.6.1 4.6.1 4.6.1

Mono 4.6 4.6 4.6 4.6 4.6 4.6 4.6 vNext

Xamarin.iOS 10.0 10.0 10.0 10.0 10.0 10.0 10.0 vNext

Xamarin.Android 7.0 7.0 7.0 7.0 7.0 7.0 7.0 vNext

Universal Windows Platform

10.0 10.0 10.0 10.0 10.0 vNext vNext vNext

Windows 8.0 8.0 8.1

Windows Phone 8.1 8.1 8.1

Windows Phone Silverlight

8.0

Versions

More APIs

More Platforms

Ver

sio

n

Target the lowest version of .NET Standard possible

1.0

1.1

1.2 .. 1.6

2.0

Improvements with .NET Standard 2.0

Api Browsing

Under the Hoods – Compile TIME

Your .Net Standard Class Library

NetStandard.dllReference

C:\Users\<xxx>\.nuget\packages\netstandard.library\2.0.0-preview2-25401-01\build\netstandard2.0\ref

No method implementation, satisfies compiler

Telerik just decompiler

Under the Hoods – Run TIME

Your .Net 4.6.1 application

.Net 4.6.1 BCL assemblies

Reference

C:\Program Files\dotnet\sdk\2.0.0-preview2-006497\Microsoft\Microsoft.NET.Build.Extensions\net461\lib\netstandard.dll

Your .Net Standard Class Library

Referen

ce

NetStandard.dll(.net framework)

Reference

Type Forwarding

https://t.co/mvEFI1EILe

Links

https://github.com/dotnet/standard