Answer:21

apps/angular/21-anchor-navigation/src/app/app.config.ts

@@ -1,6 +1,11 @@
 import { ApplicationConfig } from '@angular/core';
-import { provideRouter } from '@angular/router';
+import { provideRouter, withInMemoryScrolling } from '@angular/router';
 import { appRoutes } from './app.routes';
 export const appConfig: ApplicationConfig = {
-  providers: [provideRouter(appRoutes)],
+  providers: [
+    provideRouter(
+      appRoutes,
+      withInMemoryScrolling({ anchorScrolling: 'enabled' }),
+    ),
+  ],
 };

apps/angular/21-anchor-navigation/src/app/home.component.ts

@@ -8,11 +8,11 @@ import { NavButtonComponent } from './nav-button.component';
     <nav-button href="/foo" class="fixed left-1/2 top-3">Foo Page</nav-button>
     <div id="top" class="h-screen bg-gray-500">
       Empty
-      <nav-button href="#bottom">Scroll Bottom</nav-button>
+      <nav-button fragment="bottom">Scroll Bottom</nav-button>
     </div>
     <div id="bottom" class="h-screen bg-blue-300">
       I want to scroll each
-      <nav-button href="#top">Scroll Top</nav-button>
+      <nav-button fragment="top">Scroll Top</nav-button>
     </div>
   `,
 })

apps/angular/21-anchor-navigation/src/app/nav-button.component.ts

@@ -1,17 +1,20 @@
 /* eslint-disable @angular-eslint/component-selector */
 import { Component, Input } from '@angular/core';
+import { RouterModule } from '@angular/router';
 @Component({
   selector: 'nav-button',
   standalone: true,
   template: `
-    <a [href]="href">
+    <a [routerLink]="href" [fragment]="fragment">
       <ng-content></ng-content>
     </a>
   `,
   host: {
     class: 'block w-fit border border-red-500 rounded-md p-4 m-2',
   },
+  imports: [RouterModule],
 })
 export class NavButtonComponent {
   @Input() href = '';
+  @Input() fragment: string | undefined = undefined;
 }