Is it mandatory to use TypeScript in Angular?

Typescript is optional, but strongly recommended.

Should I learn angular or TypeScript first?

You don’t need to learn it prior to Angular 2. You don’t even need to learn TypeScript at all. But that does not mean that you should not learn TypeScript. The beauty of TypeScript lies in the fact that is a superset of JavaScript and thus, all JavaScript is also valid TypeScript.

Is it good to learn TypeScript before angular?

If you’re working with Angular 2 — TypeScript is core to the framework, so it’s strongly recommended to learn it before using Angular 2.

Is typescript the right programming language for angular 2?

For TS there is now Angular CLI which improves the developer experience a lot for Angular2 with TypeScript. JavaScript, ES5, ES6 If you’re a JS purist, it might be the right language for you. If not (if you were you probably wouldn’t ask this question) then I’m quite sure you’re better off using Dart or TS.

What programming languages should I learn for AngularJS 2?

With AngularJS 2 coming out, the documentation is suggesting three languages : Typescript, Javascript and Dart. I’m only used to Javascript EcmaScript 5 and am wondering what are the strength and weakness of these three?

Should I learn dart or JS?

With JS there are “workarounds” needed, where otherwise a simple type annotation is enough (mostly dependency injection). Dart is a nice language with a set of tools that work well together. A lot of issues the JS/TS environment causes are solved elegantly for Dart.

Is it safe to jump to the latest typescript version?

If you want to jump to a new/latest TypeScript version – it is at your own risk. Once you do so you have to make sure that it is not breaks anything like tests ( ng t ), prod build ( ng build –prod ), etc. If you stick to the default cli TypeScript version you – are safe.