JavaScript overview

JavaScript introduction and comments

Basic syntax of JavaScript (identifiers/variables)

JavaScript data types

Mutual conversion of data types in JavaScript

Overview of operators in JavaScript

JavaScript array type (Array)

String manipulation methods in JavaScript

JavaScript array manipulation methods

JavaScript date operation methods

Conditional control statement if..else..

Multi-branch switch statement

for loop statement

while loop statement

do while loop statement

break and continue statements

function function

return statement

function expression

Scope of variables in JavaScript

Objects in JavaScript

Three properties in the object

Common uses of objects in JavaScript (Part 1)

Common uses of objects in JavaScript (Part 2)

JavaScript object serialization

JavaScript Number object

JavaScript Math object

Regular expression (RegExp object)

Methods in regular expressions

Regular expression basics <1> metacharacters

Regular expression basics<2>

Mobile regular expression in js

Email regular expression in js

A small case of blocking words in js

What is HTMLDOM?

Change HTML-DOM methods

Change CSS-DOM methods

JavaScript DOM events

Introduction to AJAX

AJAX-Create XMLHttpRequest object

AJAX - Send request to server

AJAX-onreadystatechange incident

AJAX-server response