基本语法 Syntax

目标 Objective

Lorem ipsum dolor sit amet.
Perspiciatis, dolores numquam. Voluptas, earum.
Repellendus quae quasi obcaecati blanditiis!
Atque iste amet voluptatibus numquam!
Laborum sed tempore voluptatum adipisci!

内容 Content

Lorem ipsum dolor sit.
Aperiam beatae odit consectetur?
Consectetur amet repellat error?
Cum, delectus deserunt? Magni.
Atque illum reiciendis ut.

回顾 Review

Lorem ipsum dolor sit amet.
Quibusdam veritatis repellat magni possimus.
Consectetur non impedit eos rerum.
Ratione ea nihil blanditiis vitae?
Quibusdam, dolorum aliquam. Facere, sequi.

引言 Introduction

思维导图

声明变量 Declaring variables

let
var
const

流控制 Flow

if-else
switch-case
try-catch
throw
break
continue
return

操作符 Operator

Arithmetic operators

+
-
*
/
%

Relational operators

<
>
≤
≥
instanceof
in

Logical operators

. 逻辑运算符实现布尔（逻辑）值运算，并具有短路行为

&&
||
??
!

Assignment operators

=
+=
-=
*=
/=
%=

Equality operators

==
===
!=
!==

Conditional operator

?:

迭代 Iterations

for
for...of
for...in
while
do...while

初始化 Initialization

练习 Drill

小结 Summary

作业 Homework

参考 Reference