924 lines
31 KiB
HTML
924 lines
31 KiB
HTML
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<html lang="en"><head></head><body>
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<form id="mainForm" method="post" action="https://run.stackblitz.com/api/angular/v1?file=src/app/app.component.html" target="_self"><input type="hidden" name="files[src/app/app.component.ts]" value="import { Component } from '@angular/core';
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@Component({
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selector: 'app-root',
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templateUrl: './app.component.html'
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})
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export class AppComponent {
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birthday = new Date(1988, 3, 15); // April 15, 1988 -- since month parameter is zero-based
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}
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/*
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Copyright Google LLC. All Rights Reserved.
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Use of this source code is governed by an MIT-style license that
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can be found in the LICENSE file at https://angular.io/license
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*/"><input type="hidden" name="files[src/app/app.module.ts]" value="import { HttpClientModule } from '@angular/common/http';
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import { NgModule } from '@angular/core';
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import { FormsModule } from '@angular/forms';
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import { BrowserModule } from '@angular/platform-browser';
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import { AppComponent } from './app.component';
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import { ExponentialStrengthPipe } from './exponential-strength.pipe';
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import { FetchJsonPipe } from './fetch-json.pipe';
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import { FlyingHeroesComponent, FlyingHeroesImpureComponent } from './flying-heroes.component';
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import { FlyingHeroesImpurePipe, FlyingHeroesPipe } from './flying-heroes.pipe';
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import { HeroAsyncMessageComponent } from './hero-async-message.component';
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import { HeroBirthdayComponent } from './hero-birthday1.component';
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import { HeroBirthday2Component } from './hero-birthday2.component';
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import { HeroListComponent } from './hero-list.component';
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import { PowerBoostCalculatorComponent } from './power-boost-calculator.component';
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import { PowerBoosterComponent } from './power-booster.component';
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import { PrecedenceComponent } from './precedence.component';
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@NgModule({
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imports: [
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BrowserModule,
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FormsModule,
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HttpClientModule
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],
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declarations: [
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AppComponent,
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FlyingHeroesComponent,
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FlyingHeroesImpureComponent,
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HeroAsyncMessageComponent,
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HeroBirthdayComponent,
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HeroBirthday2Component,
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HeroListComponent,
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PowerBoosterComponent,
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PowerBoostCalculatorComponent,
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FlyingHeroesPipe,
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FlyingHeroesImpurePipe,
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FetchJsonPipe,
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ExponentialStrengthPipe,
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PrecedenceComponent
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],
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bootstrap: [AppComponent]
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})
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export class AppModule { }
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/*
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Copyright Google LLC. All Rights Reserved.
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Use of this source code is governed by an MIT-style license that
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can be found in the LICENSE file at https://angular.io/license
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*/"><input type="hidden" name="files[src/app/exponential-strength.pipe.ts]" value="import { Pipe, PipeTransform } from '@angular/core';
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/*
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* Raise the value exponentially
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* Takes an exponent argument that defaults to 1.
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* Usage:
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* value | exponentialStrength:exponent
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* Example:
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* {{ 2 | exponentialStrength:10 }}
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* formats to: 1024
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*/
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@Pipe({name: 'exponentialStrength'})
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export class ExponentialStrengthPipe implements PipeTransform {
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transform(value: number, exponent?: number): number {
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return Math.pow(value, isNaN(exponent) ? 1 : exponent);
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}
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}
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/*
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Copyright Google LLC. All Rights Reserved.
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Use of this source code is governed by an MIT-style license that
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can be found in the LICENSE file at https://angular.io/license
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*/"><input type="hidden" name="files[src/app/fetch-json.pipe.ts]" value="import { HttpClient } from '@angular/common/http';
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import { Pipe, PipeTransform } from '@angular/core';
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@Pipe({
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name: 'fetch',
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pure: false
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})
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export class FetchJsonPipe implements PipeTransform {
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private cachedData: any = null;
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private cachedUrl = '';
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constructor(private http: HttpClient) { }
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transform(url: string): any {
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if (url !== this.cachedUrl) {
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this.cachedData = null;
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this.cachedUrl = url;
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this.http.get(url).subscribe(result => this.cachedData = result);
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}
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return this.cachedData;
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}
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}
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/*
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Copyright Google LLC. All Rights Reserved.
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Use of this source code is governed by an MIT-style license that
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can be found in the LICENSE file at https://angular.io/license
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*/"><input type="hidden" name="files[src/app/flying-heroes.component.ts]" value="import { Component } from '@angular/core';
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import { HEROES } from './heroes';
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@Component({
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selector: 'app-flying-heroes',
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templateUrl: './flying-heroes.component.html',
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styles: ['#flyers, #all {font-style: italic}']
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})
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export class FlyingHeroesComponent {
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heroes: any[] = [];
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canFly = true;
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mutate = true;
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title = 'Flying Heroes (pure pipe)';
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constructor() { this.reset(); }
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addHero(name: string) {
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name = name.trim();
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if (!name) { return; }
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const hero = {name, canFly: this.canFly};
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if (this.mutate) {
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// Pure pipe won't update display because heroes array reference is unchanged
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// Impure pipe will display
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this.heroes.push(hero);
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} else {
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// Pipe updates display because heroes array is a new object
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this.heroes = this.heroes.concat(hero);
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}
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}
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reset() { this.heroes = HEROES.slice(); }
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}
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////// Identical except for impure pipe //////
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@Component({
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selector: 'app-flying-heroes-impure',
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templateUrl: './flying-heroes-impure.component.html',
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styles: ['.flyers, .all {font-style: italic}'],
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})
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export class FlyingHeroesImpureComponent extends FlyingHeroesComponent {
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title = 'Flying Heroes (impure pipe)';
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}
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/*
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Copyright Google LLC. All Rights Reserved.
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Use of this source code is governed by an MIT-style license that
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can be found in the LICENSE file at https://angular.io/license
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*/"><input type="hidden" name="files[src/app/flying-heroes.pipe.ts]" value="/* tslint:disable use-pipe-transform-interface */
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import { Pipe, PipeTransform } from '@angular/core';
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import { Hero } from './heroes';
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@Pipe({ name: 'flyingHeroes' })
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export class FlyingHeroesPipe implements PipeTransform {
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transform(allHeroes: Hero[]) {
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return allHeroes.filter(hero => hero.canFly);
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}
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}
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/////// Identical except for the pure flag
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@Pipe({
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name: 'flyingHeroesImpure',
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pure: false
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})
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export class FlyingHeroesImpurePipe extends FlyingHeroesPipe {}
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/*
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Copyright Google LLC. All Rights Reserved.
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Use of this source code is governed by an MIT-style license that
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can be found in the LICENSE file at https://angular.io/license
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*/"><input type="hidden" name="files[src/app/hero-async-message.component.ts]" value="import { Component } from '@angular/core';
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import { Observable, interval } from 'rxjs';
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import { map, take } from 'rxjs/operators';
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@Component({
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selector: 'app-hero-message',
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template: `
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<h2>Async Hero Message and AsyncPipe</h2>
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<p>Message: {{ message$ | async }}</p>
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<button (click)="resend()">Resend</button>`,
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})
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export class HeroAsyncMessageComponent {
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message$: Observable<string>;
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private messages = [
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'You are my hero!',
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'You are the best hero!',
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'Will you be my hero?'
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];
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constructor() { this.resend(); }
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resend() {
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this.message$ = interval(500).pipe(
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map(i => this.messages[i]),
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take(this.messages.length)
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);
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}
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}
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// Alternative message$ formula:
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// this.message$ = fromArray(this.messages).pipe(
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// map(message => timer(500),
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// map(() => message)),
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// concatAll()
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// );
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/*
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Copyright Google LLC. All Rights Reserved.
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Use of this source code is governed by an MIT-style license that
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can be found in the LICENSE file at https://angular.io/license
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*/"><input type="hidden" name="files[src/app/hero-birthday1.component.ts]" value="import { Component } from '@angular/core';
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@Component({
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selector: 'app-hero-birthday',
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template: `<p>The hero's birthday is {{ birthday | date }}</p>`
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})
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export class HeroBirthdayComponent {
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birthday = new Date(1988, 3, 15); // April 15, 1988 -- since month parameter is zero-based
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}
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/*
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Copyright Google LLC. All Rights Reserved.
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Use of this source code is governed by an MIT-style license that
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can be found in the LICENSE file at https://angular.io/license
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*/"><input type="hidden" name="files[src/app/hero-birthday2.component.ts]" value="import { Component } from '@angular/core';
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@Component({
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selector: 'app-hero-birthday2',
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template: `
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<p>The hero's birthday is {{ birthday | date:format }}</p>
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<button (click)="toggleFormat()">Toggle Format</button>
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`
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})
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export class HeroBirthday2Component {
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birthday = new Date(1988, 3, 15); // April 15, 1988 -- since month parameter is zero-based
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toggle = true; // start with true == shortDate
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get format() { return this.toggle ? 'shortDate' : 'fullDate'; }
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toggleFormat() { this.toggle = !this.toggle; }
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}
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/*
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Copyright Google LLC. All Rights Reserved.
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Use of this source code is governed by an MIT-style license that
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can be found in the LICENSE file at https://angular.io/license
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*/"><input type="hidden" name="files[src/app/hero-list.component.ts]" value="import { Component } from '@angular/core';
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@Component({
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selector: 'app-hero-list',
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template: `
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<h2>Heroes from JSON File</h2>
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<div *ngFor="let hero of ('assets/heroes.json' | fetch) ">
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{{hero.name}}
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</div>
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<p>Heroes as JSON:
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{{'assets/heroes.json' | fetch | json}}
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</p>`
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})
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export class HeroListComponent { }
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/*
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Copyright Google LLC. All Rights Reserved.
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Use of this source code is governed by an MIT-style license that
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can be found in the LICENSE file at https://angular.io/license
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*/"><input type="hidden" name="files[src/app/heroes.ts]" value="export interface Hero { name: string; canFly: boolean; }
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export const HEROES: Hero[] = [
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{name: 'Windstorm', canFly: true},
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{name: 'Bombasto', canFly: false},
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{name: 'Magneto', canFly: false},
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{name: 'Tornado', canFly: true}
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];
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/*
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Copyright Google LLC. All Rights Reserved.
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Use of this source code is governed by an MIT-style license that
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can be found in the LICENSE file at https://angular.io/license
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*/"><input type="hidden" name="files[src/app/power-boost-calculator.component.ts]" value="import { Component } from '@angular/core';
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@Component({
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selector: 'app-power-boost-calculator',
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template: `
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<h2>Power Boost Calculator</h2>
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<div>Normal power: <input [(ngModel)]="power"></div>
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<div>Boost factor: <input [(ngModel)]="factor"></div>
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<p>
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Super Hero Power: {{power | exponentialStrength: factor}}
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</p>
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`
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})
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export class PowerBoostCalculatorComponent {
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power = 5;
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factor = 1;
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}
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/*
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Copyright Google LLC. All Rights Reserved.
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Use of this source code is governed by an MIT-style license that
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can be found in the LICENSE file at https://angular.io/license
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*/"><input type="hidden" name="files[src/app/power-booster.component.ts]" value="import { Component } from '@angular/core';
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@Component({
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selector: 'app-power-booster',
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template: `
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<h2>Power Booster</h2>
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<p>Super power boost: {{2 | exponentialStrength: 10}}</p>
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`
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})
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export class PowerBoosterComponent { }
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/*
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Copyright Google LLC. All Rights Reserved.
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Use of this source code is governed by an MIT-style license that
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can be found in the LICENSE file at https://angular.io/license
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*/"><input type="hidden" name="files[src/app/precedence.component.ts]" value="import { Component } from '@angular/core';
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@Component({
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selector: 'app-precedence',
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templateUrl: './precedence.component.html',
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styles: []
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})
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export class PrecedenceComponent {
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title = 'Pipes and Precedence';
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}
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/*
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Copyright Google LLC. All Rights Reserved.
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Use of this source code is governed by an MIT-style license that
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can be found in the LICENSE file at https://angular.io/license
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||
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*/"><input type="hidden" name="files[src/environments/environment.prod.ts]" value="export const environment = {
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production: true
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};
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/*
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Copyright Google LLC. All Rights Reserved.
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Use of this source code is governed by an MIT-style license that
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||
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can be found in the LICENSE file at https://angular.io/license
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||
|
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*/"><input type="hidden" name="files[src/environments/environment.ts]" value="// This file can be replaced during build by using the `fileReplacements` array.
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|
|
// `ng build --prod` replaces `environment.ts` with `environment.prod.ts`.
|
||
|
|
// The list of file replacements can be found in `angular.json`.
|
||
|
|
|
||
|
|
export const environment = {
|
||
|
|
production: false
|
||
|
|
};
|
||
|
|
|
||
|
|
/*
|
||
|
|
* For easier debugging in development mode, you can import the following file
|
||
|
|
* to ignore zone related error stack frames such as `zone.run`, `zoneDelegate.invokeTask`.
|
||
|
|
*
|
||
|
|
* This import should be commented out in production mode because it will have a negative impact
|
||
|
|
* on performance if an error is thrown.
|
||
|
|
*/
|
||
|
|
// import 'zone.js/plugins/zone-error'; // Included with Angular CLI.
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
Copyright Google LLC. All Rights Reserved.
|
||
|
|
Use of this source code is governed by an MIT-style license that
|
||
|
|
can be found in the LICENSE file at https://angular.io/license
|
||
|
|
*/"><input type="hidden" name="files[src/main.ts]" value="import { enableProdMode } from '@angular/core';
|
||
|
|
import { platformBrowserDynamic } from '@angular/platform-browser-dynamic';
|
||
|
|
|
||
|
|
import { AppModule } from './app/app.module';
|
||
|
|
import { environment } from './environments/environment';
|
||
|
|
|
||
|
|
if (environment.production) {
|
||
|
|
enableProdMode();
|
||
|
|
}
|
||
|
|
|
||
|
|
platformBrowserDynamic().bootstrapModule(AppModule);
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
Copyright Google LLC. All Rights Reserved.
|
||
|
|
Use of this source code is governed by an MIT-style license that
|
||
|
|
can be found in the LICENSE file at https://angular.io/license
|
||
|
|
*/"><input type="hidden" name="files[src/polyfills.ts]" value="/**
|
||
|
|
* This file includes polyfills needed by Angular and is loaded before the app.
|
||
|
|
* You can add your own extra polyfills to this file.
|
||
|
|
*
|
||
|
|
* This file is divided into 2 sections:
|
||
|
|
* 1. Browser polyfills. These are applied before loading ZoneJS and are sorted by browsers.
|
||
|
|
* 2. Application imports. Files imported after ZoneJS that should be loaded before your main
|
||
|
|
* file.
|
||
|
|
*
|
||
|
|
* The current setup is for so-called "evergreen" browsers; the last versions of browsers that
|
||
|
|
* automatically update themselves. This includes Safari >= 10, Chrome >= 55 (including Opera),
|
||
|
|
* Edge >= 13 on the desktop, and iOS 10 and Chrome on mobile.
|
||
|
|
*
|
||
|
|
* Learn more in https://angular.io/guide/browser-support
|
||
|
|
*/
|
||
|
|
|
||
|
|
/***************************************************************************************************
|
||
|
|
* BROWSER POLYFILLS
|
||
|
|
*/
|
||
|
|
|
||
|
|
/** IE11 requires the following for NgClass support on SVG elements */
|
||
|
|
// import 'classlist.js'; // Run `npm install --save classlist.js`.
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Web Animations `@angular/platform-browser/animations`
|
||
|
|
* Only required if AnimationBuilder is used within the application and using IE/Edge or Safari.
|
||
|
|
* Standard animation support in Angular DOES NOT require any polyfills (as of Angular 6.0).
|
||
|
|
*/
|
||
|
|
// import 'web-animations-js'; // Run `npm install --save web-animations-js`.
|
||
|
|
|
||
|
|
/**
|
||
|
|
* By default, zone.js will patch all possible macroTask and DomEvents
|
||
|
|
* user can disable parts of macroTask/DomEvents patch by setting following flags
|
||
|
|
* because those flags need to be set before `zone.js` being loaded, and webpack
|
||
|
|
* will put import in the top of bundle, so user need to create a separate file
|
||
|
|
* in this directory (for example: zone-flags.ts), and put the following flags
|
||
|
|
* into that file, and then add the following code before importing zone.js.
|
||
|
|
* import './zone-flags';
|
||
|
|
*
|
||
|
|
* The flags allowed in zone-flags.ts are listed here.
|
||
|
|
*
|
||
|
|
* The following flags will work for all browsers.
|
||
|
|
*
|
||
|
|
* (window as any).__Zone_disable_requestAnimationFrame = true; // disable patch
|
||
|
|
* requestAnimationFrame
|
||
|
|
* (window as any).__Zone_disable_on_property = true; // disable patch onProperty such as onclick
|
||
|
|
* (window as any).__zone_symbol__UNPATCHED_EVENTS = ['scroll', 'mousemove']; // disable patch
|
||
|
|
* specified eventNames
|
||
|
|
*
|
||
|
|
* in IE/Edge developer tools, the addEventListener will also be wrapped by zone.js
|
||
|
|
* with the following flag, it will bypass `zone.js` patch for IE/Edge
|
||
|
|
*
|
||
|
|
* (window as any).__Zone_enable_cross_context_check = true;
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
|
||
|
|
/***************************************************************************************************
|
||
|
|
* Zone JS is required by default for Angular itself.
|
||
|
|
*/
|
||
|
|
import 'zone.js'; // Included with Angular CLI.
|
||
|
|
|
||
|
|
/***************************************************************************************************
|
||
|
|
* APPLICATION IMPORTS
|
||
|
|
*/
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
Copyright Google LLC. All Rights Reserved.
|
||
|
|
Use of this source code is governed by an MIT-style license that
|
||
|
|
can be found in the LICENSE file at https://angular.io/license
|
||
|
|
*/"><input type="hidden" name="files[src/styles.css]" value="/* Global Styles */
|
||
|
|
* {
|
||
|
|
font-family: Arial, Helvetica, sans-serif;
|
||
|
|
}
|
||
|
|
h1 {
|
||
|
|
color: #264D73;
|
||
|
|
font-size: 2.5rem;
|
||
|
|
}
|
||
|
|
h2, h3 {
|
||
|
|
color: #444;
|
||
|
|
font-weight: lighter;
|
||
|
|
}
|
||
|
|
h3 {
|
||
|
|
font-size: 1.3rem;
|
||
|
|
}
|
||
|
|
body {
|
||
|
|
padding: .5rem;
|
||
|
|
max-width: 1000px;
|
||
|
|
margin: auto;
|
||
|
|
}
|
||
|
|
@media (min-width: 600px) {
|
||
|
|
body {
|
||
|
|
padding: 2rem;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
body, input[text] {
|
||
|
|
color: #333;
|
||
|
|
font-family: Cambria, Georgia, serif;
|
||
|
|
}
|
||
|
|
a {
|
||
|
|
cursor: pointer;
|
||
|
|
}
|
||
|
|
button {
|
||
|
|
background-color: #eee;
|
||
|
|
border: none;
|
||
|
|
border-radius: 4px;
|
||
|
|
cursor: pointer;
|
||
|
|
color: black;
|
||
|
|
font-size: 1.2rem;
|
||
|
|
padding: 1rem;
|
||
|
|
margin-right: 1rem;
|
||
|
|
margin-bottom: 1rem;
|
||
|
|
}
|
||
|
|
button:hover {
|
||
|
|
background-color: black;
|
||
|
|
color: white;
|
||
|
|
}
|
||
|
|
button:disabled {
|
||
|
|
background-color: #eee;
|
||
|
|
color: #aaa;
|
||
|
|
cursor: auto;
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Navigation link styles */
|
||
|
|
nav a {
|
||
|
|
padding: 5px 10px;
|
||
|
|
text-decoration: none;
|
||
|
|
margin-right: 10px;
|
||
|
|
margin-top: 10px;
|
||
|
|
display: inline-block;
|
||
|
|
background-color: #e8e8e8;
|
||
|
|
color: #3d3d3d;
|
||
|
|
border-radius: 4px;
|
||
|
|
}
|
||
|
|
|
||
|
|
nav a:hover {
|
||
|
|
color: white;
|
||
|
|
background-color: #42545C;
|
||
|
|
}
|
||
|
|
nav a.active {
|
||
|
|
background-color: black;
|
||
|
|
color: white;
|
||
|
|
}
|
||
|
|
hr {
|
||
|
|
margin: 1.5rem 0;
|
||
|
|
}
|
||
|
|
input[type="text"] {
|
||
|
|
box-sizing: border-box;
|
||
|
|
width: 100%;
|
||
|
|
padding: .5rem;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
Copyright Google LLC. All Rights Reserved.
|
||
|
|
Use of this source code is governed by an MIT-style license that
|
||
|
|
can be found in the LICENSE file at https://angular.io/license
|
||
|
|
*/"><input type="hidden" name="files[src/app/app.component.html]" value="<a id="toc"></a>
|
||
|
|
<h1>Pipes</h1>
|
||
|
|
<a href="#happy-birthday1">Happy Birthday v1</a><br>
|
||
|
|
<a href="#birthday-date-pipe">Birthday DatePipe</a><br>
|
||
|
|
<a href="#happy-birthday2">Happy Birthday v2</a><br>
|
||
|
|
<a href="#birthday-pipe-chaining">Birthday Pipe Chaining</a><br>
|
||
|
|
<a href="#power-booster">Power Booster custom pipe</a><br>
|
||
|
|
<a href="#power-boost-calc">Power Boost Calculator custom pipe with params</a><br>
|
||
|
|
<a href="#flying-heroes">Flying Heroes filter pipe (pure)</a><br>
|
||
|
|
<a href="#flying-heroes-impure">Flying Heroes filter pipe (impure)</a><br>
|
||
|
|
<a href="#hero-message">Async Hero Message and AsyncPipe</a><br>
|
||
|
|
<a href="#hero-list">Hero List with caching FetchJsonPipe</a><br>
|
||
|
|
<a href="#pipe-precedence">Pipes and Precedence</a><br>
|
||
|
|
|
||
|
|
|
||
|
|
<hr>
|
||
|
|
<a id="happy-birthday1"></a>
|
||
|
|
<h2>Hero Birthday v1</h2>
|
||
|
|
<app-hero-birthday></app-hero-birthday>
|
||
|
|
|
||
|
|
<hr>
|
||
|
|
<a id="birthday-date-pipe"></a>
|
||
|
|
<h2>Birthday DatePipe</h2>
|
||
|
|
<p>The hero's birthday is {{ birthday | date }}</p>
|
||
|
|
|
||
|
|
<p>The hero's birthday is {{ birthday | date:"MM/dd/yy" }} </p>
|
||
|
|
|
||
|
|
<hr>
|
||
|
|
<a id="happy-birthday2"></a>
|
||
|
|
<h2>Hero Birthday v2</h2>
|
||
|
|
<app-hero-birthday2></app-hero-birthday2>
|
||
|
|
|
||
|
|
<hr>
|
||
|
|
<a id="birthday-pipe-chaining"></a>
|
||
|
|
<h2>Birthday Pipe Chaining</h2>
|
||
|
|
<p>
|
||
|
|
The chained hero's birthday is
|
||
|
|
{{ birthday | date | uppercase}}
|
||
|
|
</p>
|
||
|
|
|
||
|
|
<p>
|
||
|
|
The chained hero's birthday is
|
||
|
|
{{ birthday | date:'fullDate' | uppercase}}
|
||
|
|
</p>
|
||
|
|
<p>
|
||
|
|
The chained hero's birthday is
|
||
|
|
{{ ( birthday | date:'fullDate' ) | uppercase}}
|
||
|
|
</p>
|
||
|
|
<hr>
|
||
|
|
<a id="power-booster"></a>
|
||
|
|
<app-power-booster></app-power-booster>
|
||
|
|
|
||
|
|
<hr>
|
||
|
|
<a id="power-boost-calc"></a>
|
||
|
|
<app-power-boost-calculator>loading</app-power-boost-calculator>
|
||
|
|
|
||
|
|
<hr>
|
||
|
|
<a id="flying-heroes"></a>
|
||
|
|
<app-flying-heroes></app-flying-heroes>
|
||
|
|
|
||
|
|
<hr>
|
||
|
|
<a id="flying-heroes-impure"></a>
|
||
|
|
<app-flying-heroes-impure></app-flying-heroes-impure>
|
||
|
|
|
||
|
|
<hr>
|
||
|
|
<a id="hero-message"></a>
|
||
|
|
<!-- async examples at the top so can see them in action -->
|
||
|
|
<app-hero-message></app-hero-message>
|
||
|
|
|
||
|
|
<hr>
|
||
|
|
<a id="hero-list"></a>
|
||
|
|
<app-hero-list></app-hero-list>
|
||
|
|
|
||
|
|
<hr>
|
||
|
|
<a id="pipe-precedence"></a>
|
||
|
|
<app-precedence></app-precedence>
|
||
|
|
<hr>
|
||
|
|
|
||
|
|
|
||
|
|
<!--
|
||
|
|
Copyright Google LLC. All Rights Reserved.
|
||
|
|
Use of this source code is governed by an MIT-style license that
|
||
|
|
can be found in the LICENSE file at https://angular.io/license
|
||
|
|
-->"><input type="hidden" name="files[src/app/flying-heroes-impure.component.html]" value="<h2>{{title}}</h2>
|
||
|
|
<p>
|
||
|
|
New hero:
|
||
|
|
<input type="text" #box
|
||
|
|
(keyup.enter)="addHero(box.value); box.value=''"
|
||
|
|
placeholder="hero name">
|
||
|
|
<input id="can-fly" type="checkbox" [(ngModel)]="canFly"> can fly
|
||
|
|
</p>
|
||
|
|
<p>
|
||
|
|
<input id="mutate" type="checkbox" [(ngModel)]="mutate">Mutate array
|
||
|
|
<button (click)="reset()">Reset</button>
|
||
|
|
</p>
|
||
|
|
|
||
|
|
<h4>Heroes who fly (piped)</h4>
|
||
|
|
<div id="flyers">
|
||
|
|
<div *ngFor="let hero of (heroes | flyingHeroesImpure)">
|
||
|
|
{{hero.name}}
|
||
|
|
</div>
|
||
|
|
</div>
|
||
|
|
|
||
|
|
<h4>All Heroes (no pipe)</h4>
|
||
|
|
<div id="all">
|
||
|
|
<div *ngFor="let hero of heroes">
|
||
|
|
{{hero.name}}
|
||
|
|
</div>
|
||
|
|
</div>
|
||
|
|
|
||
|
|
|
||
|
|
<!--
|
||
|
|
Copyright Google LLC. All Rights Reserved.
|
||
|
|
Use of this source code is governed by an MIT-style license that
|
||
|
|
can be found in the LICENSE file at https://angular.io/license
|
||
|
|
-->"><input type="hidden" name="files[src/app/flying-heroes.component.html]" value="<h2>{{title}}</h2>
|
||
|
|
<p>
|
||
|
|
New hero:
|
||
|
|
<input type="text" #box
|
||
|
|
(keyup.enter)="addHero(box.value); box.value=''"
|
||
|
|
placeholder="hero name">
|
||
|
|
<input id="can-fly" type="checkbox" [(ngModel)]="canFly"> can fly
|
||
|
|
</p>
|
||
|
|
<p>
|
||
|
|
<input id="mutate" type="checkbox" [(ngModel)]="mutate">Mutate array
|
||
|
|
<button (click)="reset()">Reset</button>
|
||
|
|
</p>
|
||
|
|
|
||
|
|
<h4>Heroes who fly (piped)</h4>
|
||
|
|
<div id="flyers">
|
||
|
|
<div *ngFor="let hero of (heroes | flyingHeroes)">
|
||
|
|
{{hero.name}}
|
||
|
|
</div>
|
||
|
|
</div>
|
||
|
|
|
||
|
|
<h4>All Heroes (no pipe)</h4>
|
||
|
|
<div id="all">
|
||
|
|
<div *ngFor="let hero of heroes">
|
||
|
|
{{hero.name}}
|
||
|
|
</div>
|
||
|
|
</div>
|
||
|
|
|
||
|
|
|
||
|
|
<!--
|
||
|
|
Copyright Google LLC. All Rights Reserved.
|
||
|
|
Use of this source code is governed by an MIT-style license that
|
||
|
|
can be found in the LICENSE file at https://angular.io/license
|
||
|
|
-->"><input type="hidden" name="files[src/app/precedence.component.html]" value="<h2>{{title}}</h2>
|
||
|
|
|
||
|
|
<p>Basic uppercase pipe (no precedence considerations necessary): {{ 'text' | uppercase }}</p>
|
||
|
|
<p>The following shows that a pipe has higher precedence than a ternary operator. If the pipe precedence were lower than the ternary operator precedence, the output would be 'TRUE'. Instead it is: {{ true ? 'true' : 'false' | uppercase }}</p>
|
||
|
|
<p>The following shows how parentheses help Angular evaluate the whole statement:
|
||
|
|
<!-- use parentheses in the third operand so the pipe applies to the whole expression -->
|
||
|
|
{{ (true ? 'true' : 'false') | uppercase }}
|
||
|
|
</p>
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
<!--
|
||
|
|
Copyright Google LLC. All Rights Reserved.
|
||
|
|
Use of this source code is governed by an MIT-style license that
|
||
|
|
can be found in the LICENSE file at https://angular.io/license
|
||
|
|
-->"><input type="hidden" name="files[src/index.html]" value="<!DOCTYPE html>
|
||
|
|
<html lang="en">
|
||
|
|
<head>
|
||
|
|
<title>Pipes</title>
|
||
|
|
<base href="/">
|
||
|
|
<meta charset="UTF-8">
|
||
|
|
<meta name="viewport" content="width=device-width, initial-scale=1">
|
||
|
|
</head>
|
||
|
|
|
||
|
|
<body>
|
||
|
|
<app-root></app-root>
|
||
|
|
</body>
|
||
|
|
|
||
|
|
</html>
|
||
|
|
|
||
|
|
|
||
|
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<!--
|
||
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Copyright Google LLC. All Rights Reserved.
|
||
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Use of this source code is governed by an MIT-style license that
|
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|
can be found in the LICENSE file at https://angular.io/license
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"assets": [
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"src/favicon.ico",
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"src/assets"
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"styles": [
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"src/styles.css"
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"e2e/tsconfig.json"
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"production": {
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"devServerTarget": "angular.io-example:serve:production"
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}
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}
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}
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}
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|
}
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},
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|
|
"defaultProject": "angular.io-example"
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}
|
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|
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"><input type="hidden" name="files[src/assets/heroes.json]" value="[
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{"name": "Windstorm", "canFly": true},
|
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{"name": "Bombasto", "canFly": false},
|
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{"name": "Magneto", "canFly": false},
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{"name": "Tornado", "canFly": true}
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]
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"><input type="hidden" name="files[tsconfig.json]" value="{
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"compileOnSave": false,
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"compilerOptions": {
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"baseUrl": "./",
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"outDir": "./dist/out-tsc",
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"forceConsistentCasingInFileNames": true,
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"noImplicitReturns": true,
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"noFallthroughCasesInSwitch": true,
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"sourceMap": true,
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"declaration": false,
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"downlevelIteration": true,
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"experimentalDecorators": true,
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"moduleResolution": "node",
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"importHelpers": true,
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"target": "es2015",
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"module": "es2020",
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"lib": [
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"es2018",
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"dom"
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]
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},
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"angularCompilerOptions": {
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"strictInjectionParameters": true,
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"strictTemplates": true,
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"enableIvy": true
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}
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}"><input type="hidden" name="tags[0]" value="angular"><input type="hidden" name="tags[1]" value="example"><input type="hidden" name="tags[2]" value="pipe"><input type="hidden" name="description" value="Angular Example - Pipes"><input type="hidden" name="dependencies" value="{"@angular/animations":"~11.0.1","@angular/common":"~11.0.1","@angular/compiler":"~11.0.1","@angular/core":"~11.0.1","@angular/forms":"~11.0.1","@angular/platform-browser":"~11.0.1","@angular/platform-browser-dynamic":"~11.0.1","@angular/router":"~11.0.1","angular-in-memory-web-api":"~0.11.0","rxjs":"~6.6.0","tslib":"^2.0.0","zone.js":"~0.11.4","jasmine-core":"~3.6.0","jasmine-marbles":"~0.6.0"}"></form>
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<script>
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var embedded = 'ctl=1';
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var isEmbedded = window.location.search.indexOf(embedded) > -1;
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if (isEmbedded) {
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var form = document.getElementById('mainForm');
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var action = form.action;
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var actionHasParams = action.indexOf('?') > -1;
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var symbol = actionHasParams ? '&' : '?'
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form.action = form.action + symbol + embedded;
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}
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document.getElementById("mainForm").submit();
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</script>
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</body></html>
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