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@ManfredSteyer Modern Angular: Renovation for Your Applications ManfredSteyer

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@ManfredSteyer Agenda #1 esbuild #2a Standalone Components #2b Standalone APIs: Router & Http #3 Signals #4 SSR & Hydration #5 Control Flow & @defer

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@ManfredSteyer About me… Manfred Steyer, ANGULARarchitects.io (Remote) Angular Workshops and Consulting Google Developer Expert for Angular Blog, Books, Articles, and Talks about Angular Manfred Steyer

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@ManfredSteyer #1: esbuild

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@ManfredSteyer New Generation of Bundlers webpack vite

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@ManfredSteyer ng update

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@ManfredSteyer #2: Standalone Components & APIs

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@ManfredSteyer NgModules + EcmaScript Modules import { NgModule } from '@angular/core'; import { BrowserModule } from '@angular/platform-browser'; import { AppComponent } from './app.component'; […] @NgModule({ imports: [BrowserModule, OtherModule], declarations: [AppComponent, OtherComponent, OtherDirective], providers: [], bootstrap: [AppComponent], }) export class AppModule {} TypeScript Modules Angular Modules

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@ManfredSteyer Standalone Components @Component({ standalone: true, imports: [ […], FlightCardComponent, CityPipe, CityValidator, ], selector: 'flight-search', templateUrl: '…' }) export class FlightSearchComponent { […] }

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@ManfredSteyer Global Providers bootstrapApplication(AppComponent, { providers: [ MyGlobalService, importProvidersFrom(LegacyModule), provideRouter(APP_ROUTES), ] });

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@ManfredSteyer Standalone Component → NgModules @Component({ standalone: true, selector: 'app-root', imports: [ […] TicketsModule, ], templateUrl: '…' }) export class AppComponent { }

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@ManfredSteyer Standalone Component → NgModules @Component({ standalone: true, selector: 'app-root', imports: [ […] TicketsModule, ], templateUrl: '…' }) export class AppComponent { }

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@ManfredSteyer NgModule → Standalone Blocks @NgModule({ imports: [ FlightCardComponent, ], declarations: [ MyTicketsComponent ], }) export class TicketsModule { }

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@ManfredSteyer NgModule → Standalone Blocks @NgModule({ imports: [ FlightCardComponent, ], declarations: [ MyTicketsComponent ], }) export class TicketsModule { }

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@ManfredSteyer Automatic Migration ng g @angular/core:standalone

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@ManfredSteyer DEMO

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@ManfredSteyer More Migrations ng g @angular/core:route-lazy-loading ng g @angular/core:inject-migration

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@ManfredSteyer #3: Signals

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@ManfredSteyer Signals: Simple Reactivity Signal as Producer 4711 Consumer read set notify 4712

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@ManfredSteyer Component With Signals flights = signal([]); const flights = await this.flightService.findAsPromise(from, to); this.flights.set(flights);

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@ManfredSteyer DEMO

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@ManfredSteyer Stores Streamline Reactive Flow Component Store "Intention" Signal sync/ async computed() computed()

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@ManfredSteyer NGRX Signal Store export const FlightBookingStore = signalStore( { providedIn: 'root' }, […] );

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@ManfredSteyer NGRX Signal Store export const FlightBookingStore = signalStore( { providedIn: 'root' }, withState({ from: 'Paris', to: 'London', […] }), […] );

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@ManfredSteyer NGRX Signal Store export const FlightBookingStore = signalStore( { providedIn: 'root' }, withState({ from: 'Paris', to: 'London', […] }), withComputed(([…]) => ({ […] })), withMethods(([…]) => ({ })), withHooks({ […] }) );

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@ManfredSteyer DEMO

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@ManfredSteyer #4: SSR & Hydration

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@ManfredSteyer When to use SSR? B2C Initial Page Loads Conversion Rate! SEO Social Preview

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@ManfredSteyer Adding SSR ng new myProject --ssr or ng add @angular/ssr

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@ManfredSteyer DEMO

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@ManfredSteyer #5: New Control Flow & @defer

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@ManfredSteyer @if @if(auth.userName) {

Welcome {{auth.userName}}!

} @else {

Welcome!

Please log in!

}

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@ManfredSteyer @if @if(auth.userName) {

Welcome {{auth.userName}}!

} @else if(auth.trial) {

Welcome to this trial version!

Please sign up to get the full version!

} @else {

Welcome!

Please log in!

}

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@ManfredSteyer @for @for(f of flights; track f.id) { }

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@ManfredSteyer @for @for(f of flights; track f.id) { } @empty {

No flights found!

}

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@ManfredSteyer Automatic Migration ng g @angular/core:control-flow

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@ManfredSteyer DEMO

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@ManfredSteyer @defer @defer (on viewport) { } @placeholder {
Placeholder
}

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@ManfredSteyer DEMO

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@ManfredSteyer Free eBook (2nd Edition) angularArchitects.io/modern

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@ManfredSteyer Summary esbuild: Build Performance Standalone: Simplicity APIs for Router & Http: Simplicity Signals: Reactivity & Performance SSR: Simplicity & Initial Page Load Control Flow & @defer: Simplicity & Performance

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@ManfredSteyer Contact and Downloads [web] ANGULARarchitects.io [twitter] ManfredSteyer d Slides & Examples Remote Company Workshops and Consulting http://angulararchitects.io