1-1 introduce

1-2 The meaning of JavaScript

1-3 How the browser works

1-4 introduce

1-5 script tag attributes

1-6 variable

1-7 Numeric type

1-8 type of data

1-9 Review type conversions

1-10 Operator

1-11 Judge sentences

1-12 loop statement

1-13 circuit exercise

1-14 circuit exercise

2-1 review

2-2 circuit exercise

2-3 Loop exercise-code

2-4 break和continue

2-5 while practice

2-6 Flip output numbers

2-7 array

2-8 review

2-9 length of array

2-10 Array summary and cases

2-11 Array exercises

2-12 Array Exercise 2

2-13 Analysis of bubble sort

2-14 Bubble Sort

3-1 circuit exercise

3-2 Review Arrays

3-3 Review Bubble Sort

3-4 Why learn functions

3-5 Function parameters and return values

3-6 Function practice and execution process

3-7 Find the maximum value and the return value of the function

3-8 review

3-9 Function exercises

3-10 sort

3-11 Parameter problem

3-12 Two ways to define functions

3-13 variable scope

3-14 Interview question 1

3-15 Interview question 1

3-16 other

3-17 two questions

3-18 Function exercises

4-1 review

4-2 Function exercises

4-3 Function Exercise 2

4-4 practice questions

4-5 recursion

4-6 Recursion 2

4-7 A function is a data type

4-8 function as parameter

4-9 Why learn objects

4-10 The concept of objects and creating an object yourself

4-11 Create multiple objects

4-12 custom constructor

4-13 other

5-1 review

5-2 object literal

5-3 Class introduction and forin

5-4 forin exercises

5-5 The difference between simple types and complex types

5-6 Simple types and primitive types as parameters of functions

5-7 Exercises on complex types as parameters

5-8 Array methods

5-9 review

5-10 dom concept

5-11 Beauty Album-Events

5-12 Register events for multiple a’s

5-13 First Experience

5-14 Get dom object