Get your own Angular server
main.ts
index.html
 
import { bootstrapApplication } from '@angular/platform-browser';
import { Component } from '@angular/core';
import { CommonModule } from '@angular/common';

@Component({
  selector: 'app-root',
  standalone: true,
  imports: [CommonModule],
  template: `
    <h3>Templates with ngTemplateOutlet</h3>

    <label>
      Type:
      <select (change)="type = $any($event.target).value">
        <option value="info">info</option>
        <option value="warning">warning</option>
        <option value="success">success</option>
      </select>
    </label>

    <label>
      Message: <input (input)="msg = $any($event.target).value" [value]="msg" />
    </label>

    <ng-container
      [ngTemplateOutlet]="type === 'info' ? infoTpl : (type === 'warning' ? warnTpl : successTpl)"
      [ngTemplateOutletContext]="{ $implicit: msg }">
    </ng-container>

    <ng-template #infoTpl let-text>
      <p style="color:royalblue">Info: {{ text }}</p>
    </ng-template>

    <ng-template #warnTpl let-text>
      <p style="color:darkorange">Warning: {{ text }}</p>
    </ng-template>

    <ng-template #successTpl let-text>
      <p style="color:seagreen">Success: {{ text }}</p>
    </ng-template>
  `
})
export class App {
  type = 'info';
  msg = 'Hello';
}

bootstrapApplication(App);

                    
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Angular Templates - ngTemplateOutlet</title>
</head>
<body>
  <app-root></app-root>
</body>
</html>