21 - 01 Variables
22 - 02 JavaScript
23 - 03 Numbers
24 - 04 Booleans
25 - 05 If Statements
26 - 06 Arrays
27 - 07 For Loops
28 - 08 While Loops
29 - 09 Objects
30 - 10 Functions
31 - 11 Foreach
32 - 12 Map Functions
33 - 13 Using Objects As Dictionary
34 - 14 Switch Statements
35 - 15 Destructuring1
36 - 16 Spread Operator1
37 - 17 String Templates1
38 - 18 Error Handling1
39 - 19 Let And Const Keywords1
40 - 20 Dowhile1
41 - 21 Sets
42 - 22 Maps
43 - 23 Stacks
44 - 24 Queues
45 - 25 For Loop
46 - 26 Recursive Functions
47 - 27 Loop Labeling
48 - 28 2d Arrays
49 - 29 Settimeout
50 - 30 Sentimental
51 - 31 Functions With Optional Parameters1
52 - 32 Basic Regular Expression
53 - 33 Handle Keypress Events
54 - 34 Priority Queue
55 - 35 Add delete Object Property
56 - 36 Example With Sets Part 1
57 - 36 Example With Sets Part 2
58 - 37 Concat
59 - 38 Flat And Flatmap