I highly recommend this kind and thorough lecture.

sbjung90

Beyond grammar, to how it works and concepts: TypeScript is confusing even after much learning. Now, truly learn it! We'll make you a TypeScript wizard 🧙🏻‍♀️.

winterlood

Bite-sized TypeScript

타입스크립트

typescript

프론트엔드

입문

초급

중급이상

TypeScript

Course Introduction and Introduction to TypeScript

TypeScript Basics

Understanding TypeScript

Function and Type

Interface

Class

Generic

Type Manipulation

Conditional Type

Utility Type

Bonus) React and TypeScript

Concluding