import { enableProdMode } from '@angular/core'; import { platformBrowserDynamic } from '@angular/platform-browser-dynamic'; import { AppModule } from './app/app.module'; import { registerLocaleData } from '@angular/common'; import zh from '@angular/common/locales/zh'; import { environment } from './environments/environment'; if (environment.production) { enableProdMode(); } registerLocaleData(zh); platformBrowserDynamic().bootstrapModule(AppModule) .catch(err => console.log(err));