In Angular, you can inject NgZone into a component's constructor using either the @Inject decorator or the appInject syntax. However, it's essential to note that the appInject syntax is not a standard feature of Angular and is not widely used or supported.

  1. Using @Inject Decorator: The @Inject decorator is a standard feature in Angular and is used for dependency injection. You can inject NgZone into your component's constructor like this:

    import { Component, Inject, NgZone } from '@angular/core'; @Component({ selector: 'app-my-component', template: '<p>Hello World!</p>', }) export class MyComponent { constructor(private ngZone: NgZone) { // Use the ngZone here } }
  2. Using appInject (Not Recommended): The appInject syntax is not part of the standard Angular framework and is likely a custom or third-party addition in your project. While it might work in your specific setup, it's generally not recommended to use non-standard syntax or features in your Angular application, as they can lead to maintainability issues and compatibility problems with future versions of Angular.

    If you need to use a custom syntax like appInject, be sure to check the documentation or source code of your project to understand its behavior and limitations. Additionally, ensure that it's compatible with the Angular version you are using.

In summary, the standard and recommended way to inject dependencies like NgZone into an Angular component is by using the @Inject decorator as shown in the first example. Avoid using non-standard or custom syntaxes like appInject unless they are well-documented, widely adopted, and have a clear benefit for your specific use case.

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