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The Essential TypeScript Tutorial

The Essential TypeScript Tutorial. For Beginners. Lots of Theory and Tasks.

Basics

01

Introduction to TypeScript

02

Compiling TypeScript

03

Data Types in TypeScript

04

Changing Values ​​in TypeScript

05

Data Operations in TypeScript

06

Arrays in TypeScript

07

Objects in TypeScript

08

Checking the type of a variable in an object in TypeScript

09

Controlling Object Structure in TypeScript

10

Type checking of object values ​​in TypeScript

11

The for loop in TypeScript

12

The for-of loop in TypeScript

13

The for-in loop in TypeScript

14

Functions in TypeScript

15

Empty function result in TypeScript

16

The any type in TypeScript

17

The any type in arrays in TypeScript

18

Union of Types in TypeScript

19

Type Aliases in TypeScript

20

String literal type in TypeScript

21

Aliases for Concatenating Strings in TypeScript

Corteges

22

Tuples in TypeScript

23

Modifying a Tuple in TypeScript

24

Tuple Reader in TypeScript

25

Optional Tuple Elements in TypeScript

26

Tuple Destructuring in TypeScript

27

Filling a Tuple in TypeScript

Transfers

28

Enums in TypeScript

29

Keyed Enum Values ​​in TypeScript

30

Enum key by value in TypeScript

31

Enum as a type in TypeScript

32

Explicit Enum Keys in TypeScript

33

Simplified Keys in TypeScript

34

String Enums in TypeScript

Built-in types

35

Built-in Object Types in TypeScript

36

Date in TypeScript

37

Regular expressions in TypeScript

38

HTMLElement type in TypeScript

39

Collections in TypeScript

Data structures

40

Object structure in TypeScript

41

Optional Object Properties in TypeScript

42

Interfaces in TypeScript

43

Arrays in Objects in TypeScript

44

Interface as an Object Type with a TypeScript Array

45

Complex Objects in TypeScript

46

Objects within objects in TypeScript

47

Arrays of Objects in TypeScript

Functions

48

Number of function parameters in TypeScript

49

Optional Function Parameters in TypeScript

50

Default Parameter Values ​​in TypeScript

51

Rest function parameters in TypeScript

52

Function Type in TypeScript

53

Custom Type with Function in TypeScript

54

Callback functions in TypeScript

55

Arrow Functions in TypeScript