When Angular discovers that a component depends on a service, it first checks if the injector has any existing instances of that service.
Angular团队将新框架称为平台,因为他们计划提供专业开发人员构建Web应用所需的一切。
The Angular team calls the new framework a platform because they plan to provide everything that a professional developer needs to build web applications.
如果你试图开始学习Angular,例如,在不了解这三个基本工具的情况下,你将无处可去。
If you try to start learning Angular, for example, without any knowledge of the three basic tools, you will get nowhere.
These improvements were first implemented for Babel and Webpack, and we're currently adding support for TypeScript, Angular, Vue, Ember, and many others.
We have released more than 20-million lines of open source code to date, including projects such as Android, Angular, Chromium, Kubernetes, and TensorFlow.
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