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angular-injector

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Angular Injector

Angular Injector

Version: Angular 21 (2025) Tags: Injector, DI, Providers
References: Injector API
版本： Angular 21 (2025) 标签： Injector, DI, Providers
参考： Injector API

Best Practices

最佳实践

  • Use inject()
ts
@Component({})
export class MyComponent {
  private service = inject(MyService);
}
  • Use Injector.get
ts
const injector = Injector.create({
  providers: [{ provide: MyService }]
});
const service = injector.get(MyService);
  • Use EnvironmentInjector
ts
const environmentInjector = inject(EnvironmentInjector);
  • 使用 inject()
ts
@Component({})
export class MyComponent {
  private service = inject(MyService);
}
  • 使用 Injector.get
ts
const injector = Injector.create({
  providers: [{ provide: MyService }]
});
const service = injector.get(MyService);
  • 使用 EnvironmentInjector
ts
const environmentInjector = inject(EnvironmentInjector);