js basic introduction

js experience case

js operating principle

js development tools and manuals

js quick start case

js syntax basics-overview

js variable naming convention

js data type(1)

js data type(2)

Define variables exercise

Commentary on practice questions

Data type conversion

Stage summary

arithmetic operators(1)

Arithmetic operators(2)

assignment operator

Relational operators

Small case of relational operators

Logical Operators

Logical operator exercises

Branch control-single branch

Branch Control-Double Branch

Branch control-multiple branches

Branch Control - Exercises

switch statement

for loop

for loop exercises

Stage summary

for loop homework review (1)

for loop homework review (2)

while loop

do while loop

js debugging skills

The necessity of js function

js function experience case

Function calling method

Analysis of function calling mechanism (1)

Analysis of function calling mechanism (2)

Analysis of function calling mechanism(3)

js variable scope

Other instructions for js functions

js99 multiplication table

ternary operator

Stage summary

Initial experience with arrays

How to pass array

Array transfer method supplement

Use of arrays

Array traversal

Two-dimensional array

2D array average and homework

js built-in objects

Math object

Date object(1)

Date object(2)

String object

String object application case

Array object

Array object exercises

Number object

global function

Stage summary