TypeScript Tutorials

TypeScript getting started example.

Quick walk through of basic data types

Understanding on basic level, what type inference is.

Understanding type assertions in TypeScript

TypeScript classes with member variable and accessors examples.

Understanding class inheritance in TypeScript

Access Modifiers in TypeScript

Abstract Class Example

Readonly Modifier Example

Parameter Properties Example

Using TypeScript Interfaces to describe properties.

Interface To Describe Object With Optional Properties

Interface To Describe Object With Readonly Properties

Using interfaces to describe Functions

Indexable Types

Class implementing interfaces to apply contracts.

Interface Extending Interfaces Example

Understanding Hybrid Types

Example of interface extending classes

Understanding Function Types

Using Optional and Default Params.

Rest Parameters in Functions

--noImplicitThis scenario example

Understanding 'this' parameters

Function Overloading in TypeScript

Using keyof operator

Understanding Intersection types

Understanding Union Types

User defined Type Guards

null and undefined in Type Guards

The ! post-fix expression operator.

Understanding Type Aliases

Using TypeScript 'never' type

Understanding Discriminated Unions in TypeScript

JavaScript object type support in TypeScript

Generic Type Parameters in Classes

Generic function examples

Generics + Interfaces examples

Generic Constraints Examples

Using generics in Type Aliases

Numeric Enums examples

String enums examples

Heterogeneous Enums Example

Const enum examples

Using ES6 Modules in TypeScript

Class decorators examples

Method decorator examples

Accessor Decorators examples

Property Decorators Examples

Parameter decorators examples

Mixins Examples

Using tsconfig.json

Auto refreshing TypeScript project in browser.

TypeScript + Visual Studio Code