LOCALE_ID
Provide this token to set the locale of your application. It is used for i18n extraction, by i18n pipes (DatePipe, I18nPluralPipe, CurrencyPipe, DecimalPipe and PercentPipe) and by ICU expressions.
const LOCALE_ID: InjectionToken<string>;
说明
See the i18n guide for more information.
使用说明
Example
import { LOCALE_ID } from '@angular/core';
import { platformBrowserDynamic } from '@angular/platform-browser-dynamic';
import { AppModule } from './app/app.module';
platformBrowserDynamic().bootstrapModule(AppModule, {
providers: [{provide: LOCALE_ID, useValue: 'en-US' }]
});