Learn TypeScript: The Complete Course for Beginners

Beginner

114 Lessons

12h

Certificate of Completion

AI-POWERED

Explanations

AI-POWERED

Explanations

This course includes

365 Playgrounds

This course includes

365 Playgrounds

Course Overview

If you’re looking to move beyond vanilla JavaScript and take your skills to the next level, then you’ve come to the right place. TypeScript is an in-demand language that sits on top of JavaScript. This means you can do everything you can in JavaScript with TypeScript, but also enjoy countless other perks including support for JS libraries, NPM, static typing, and much more. In this course, you’ll start from the beginning and work your way up to more advanced concepts like type checking, iterators, and mani...Show More

Course Content

Introduction

What is TypeScript?

TypeScript Philosophy

Why Use TypeScript?

Using TypeScript

The Basics of Variables

Declaring a Variable

Declaring Types in Untyped Code

Hoisting Variables

TypeScript Scope is JavaScript Scope

Switch Scope

The Multiple Methods of Declaring a String

String-Tagged Templates

What is a Number in TypeScript?

Booleans, Functions, and Objects

Avoiding `any` at Any Time Possible

Mutable and Immutable Arrays

Undefined Versus Null

Returning nothing with Void

The Primitive Type never

Unknown: A Better any

Literal Type to Narrow Primitive Type

Symbol and Unique Symbol

Casting to Change Type

Comment

TypeScript's Comments are like JavaScript's with One Exception

Enum

Enum With and Without Values

Accessing Enum Values

Speeding Up Enum

Merging and Adding Functionality to Enum

Generic Type

Generic

Generic and Classes

Generic Constraint

Generic with Construction Functions

Generic Outside Class

Functions

10 Lessons

Mapped Type

11 Lessons

Objects

4 Lessons

Index Signature

4 Lessons

10.

Variables Advanced

12 Lessons

11.

Exception

4 Lessons

12.

Alias

5 Lessons

13.

Type Checking

9 Lessons

14.

Iterators

3 Lessons

15.

Manipulating Objects and Array

7 Lessons

16.

Sharing Code

7 Lessons

17.

Conclusion

2 Lessons

Course Author

Part of the TypeScript Learning Path

Learn TypeScript for Front-End Developers

Adapt your current JavaScript knowledge to master TypeScript and optimize your front-end projects.

3 Modules

Trusted by 1.4 million developers working at companies

Anthony Walker

@_webarchitect_

Evan Dunbar

ML Engineer

Carlos Matias La Borde

Software Developer

Souvik Kundu

Front-end Developer

Vinay Krishnaiah

Software Developer

Eric Downs

Musician/Entrepeneur

Kenan Eyvazov

DevOps Engineer

Souvik Kundu

Front-end Developer

Eric Downs

Musician/Entrepeneur

Anthony Walker

@_webarchitect_

Evan Dunbar

ML Engineer

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