TypeScript Essence | AccademiaDev

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TypeScript Basics

1 Introduction to TypeScript 🎁
2 Type Annotations 🎁
3 Typing Functions 📋🎁
4 Compiling TypeScript 🎁
5 Inference 📋🎁
6 Any, void, unknown 📋🎁

Real World TypeScript

7 Arrays and Tuples
8 Types and Interfaces 📋
9 Intersections and Unions 📋
10 Assertions 📋
11 Never
12 Enums 📋
13 Const assertions 📋
14 Type Guards 📋
15 Assertion Functions 📋
16 Function Overloading

Advanced Types

17 Generics 📋
18 Mapped Types and Lookup Types 📋
19 Conditional Types 📋
20 Template Literal Types
21 Utility Types

Classes and OOP

22 Classes in TypeScript 📋
23 Abstract Classes 📋
24 Mixins
25 Decorators

Bonus

26 Nominal Typing
27 Declaration Files
28 Strict Flags

Quiz

#1A function which returns nothing...

can return void only if return is missing
can return undefined or void
must return void
must return undefined

#2When is using `void` particularly useful?

For callback functions which must not return anything
For callback functions which must return undefined
For callback functions which don't need to return anything

#3How are `any` and `unknown` similar?

They can both represent every type
You can assign any value to both of them
You can assign any value to any, nothing to unknown
They can store the same values
Both of them must be narrowed in order to use the value

#4The type for a non initialized variable is...

any
unknown
void
undefined

TypeScript Basics

Real World TypeScript

Advanced Types

Classes and OOP

Bonus

Quiz

#1A function which returns nothing...

#2When is using void particularly useful?

#3How are any and unknown similar?

#4The type for a non initialized variable is...

#2When is using `void` particularly useful?

#3How are `any` and `unknown` similar?