angular-cn/public/docs/_examples/forms/ts/app/main.ts

// #docregion
import { platformBrowserDynamic } from '@angular/platform-browser-dynamic';
import { AppModule } from './app.module';

// Compiles the module (asynchronously) with the runtime compiler
// which generates a compiled module factory in memory.
// Then bootstraps with that factory, targeting the browser.
platformBrowserDynamic().bootstrapModule(AppModule);