Ambient Modules In Node.js, most tasks are accomplished by loading one or more modules. We could define each module in its own .d.ts

Putting it all together Just run: tsc Now

Contextual Type Type inference also works in “the other direction” in some cases in TypeScript. This is known as “contextual typing”. Contextual

JSX support JSX is an embeddable XML-like syntax. It is meant to be transformed into valid JavaScript, but the semantics of that transformation

Classes Classes work similarly to object literal types and interfaces with one exception: they have both a static and an instance type. When

Advanced Combinations Some kinds of declarations can be combined across multiple declarations. For example, class C { } and interface

Generics Don’t ever have a generic type which doesn’t use its type parameter. See more details in

this Learning how to use this in JavaScript is something of a rite of passage. Since TypeScript is a superset of

Enum A helpful addition to the standard set of datatypes from JavaScript is the enum. As in languages like C#, an enum is a way

Ambient enums Ambient enums are used to describe the shape of already existing enum types.