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Introduction to ASP.NET Core

Shailendra Chauhan

Microsoft MVP, Founder & CEO – Dot Net Tricks

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• Evolution of ASP.NET Core

• ASP.NET Core Architecture

• Understanding ASP.NET Core

• ASP.NET Core Performance Benchmarks

• ASP.NET Core MVC

• ASP.NET Core Application Model

• ASP.NET and ASP.NET Core Request Processing

• ASP.NET MVC5 vs. ASP.NET Core

Agenda

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Evolution of ASP.NET Core

ASP.NETWeb API

1/2

Active Server Pages

(Classic ASP)ASP.NET

Web Forms1/2/3.5/4

/4.5/4.6/4.7

ASP.NETMVC

1/2/3/4/5

ASP.NETWeb Pages

1/2/3

ASP.NETMVC 6

Core MVC1/1.1/2/2.1/2.2/3.0/3.1

Unified MVC, Web

API and Web Pages

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ASP.NET Core 2.2 Architecture

Next gen JIT (RyuJIT)

SIMD

Runtime Components Compilers

Languages innovation

.NET Compiler Platform .NET Core Libraries

.NET Framework 4.6 Libraries

NuGet packages

.NET Framework 4.6+ .NET Core 2.2

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ASP.NET Core 3.x Architecture

Next gen JIT (RyuJIT)

SIMD

Runtime Components Compilers

Languages innovation

.NET Compiler Platform .NET Core Libraries

.NET Framework 4.6 Libraries

NuGet packages

.NET Framework 4.6+ .NET Core 3.x

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• An open-source and cross-platform framework

• Runs on .NET Core or on the full .NET Framework till ASP.NET Core 2.2

• A unified framework for building web UI and web APIs

• Built-in dependency injection

• New light-weight and modular HTTP request pipeline

• Ships entirely as NuGet packages

• Built-In support for SPA

• Integration with modern client-side frameworks like Angular, React, Vue

Understanding ASP.NET Core

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• Build modern cloud based applications, such as :

• Web apps

• Mobile backends

• IoT Apps

• Machine Learning and AI

• Serve 2300% more requests per second as compared to ASP.NET 4.6

Understanding ASP.NET Core

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ASP.NET Core Performance Benchmarks

Source : https://goo.gl/pgjPfm

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• Everything starts from Program.cs, Main Method

• ASP.NET Core apps require a Startup class

• No more Global.asax

• No more Web.Config requirement

• No more modules and handlers

• Cross-platform Kestrel web server

ASP.NET Core Anatomy

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ASP.NET Core Anatomy

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ASP.NET Core Application Model

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• Html Helpers

• Follows WebForms & Razor Syntaxes

• Partial Views

• Type : Web Application

• Global.asax and Web.config

• Modules and Handlers

• Hosted on IIS

• Runs only with Windows

ASP.NET MVC5 vs. ASP.NET Core MVC

• Tag Helpers and Html Helpers

• Follows only Razor Syntax

• Partial Views & View Components

• Type : Console Application

• startup.cs and appsettings.json

• Middleware

• Cross-platform Kestrel web server

• Runs with Mac, Linux & Windows

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ASP.NET and ASP.NET Core Request Processing

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ASP.NET Core Request Processing

For ASP.NET Core Online Training : +91-999 123 502

• Html Helpers

• Follows WebForms & Razor Syntaxes

• Partial Views

• Type : Web Application

• Global.asax and Web.config

• Modules and Handlers

• Hosted on IIS

• Runs only with Windows

ASP.NET MVC5 vs. ASP.NET Core MVC

• Tag Helpers and Html Helpers

• Follows only Razor Syntax

• Partial Views & View Components

• Type : Console Application

• startup.cs and appsettings.json

• Middleware

• Cross-platform Kestrel web server

• Runs with Mac, Linux & Windows