Angular is a platform and framework for building single-page client applications using HTML and TypeScript. Angular is written in TypeScript. It implements core and optional functionality as a set of TypeScript libraries that you import into your applications.
Does angular have to use TypeScript?
Is Angular front-end or backend?
That’s why Angular is considered a frontend framework. Its capabilities do not include any of the features that you will find in a backend language. Angular 4 is front-end framework Powered by Google, it helps a lot in making fastest single page application and works 100% perfect.
Does Google use Angular?
How Google uses Angular. Angular is used in public-facing applications and sites such as Google Cloud Platform and AdWords, as well as many internal tools.
What does means in Angular?
Means safe navigation operator. From Docs. The Angular safe navigation operator (?.) is a fluent and convenient way to guard against null and undefined values in property paths.
Why we are using TypeScript in Angular?
What is CLI in Angular?
The Angular CLI is a command-line interface tool that you use to initialize, develop, scaffold, and maintain Angular applications directly from a command shell.
Does Angular 9 require TypeScript?
Applicable for Angular 9 (as of May 2020)
To fix it, you should install the supported versions stated on the error message. I would recommend you to install Typescript 3.7. x, as this will unlock useful features such as Optional Chaining and Nullish Coalescing.