September 2022
Intermediate to advanced
585 pages
8h 17m
Chinese
Content preview from JavaScript 经典实例：第三版
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12
｜
第
1
章
1.1.4
参考
有一组入门视频（
https://oreil.ly/iiRhA
）很好地介绍了
VS Code
的基本功能和总体
结构。本章还会教你如何在
VS Code
中使用
Emmet
快捷键（
1.5
节），以及如何添
加
ESLint
（
1.10
节）和
Prettier
（
1.11
节）插件。
1.2
使用浏览器中的开发者控制台
1.2.1
问题
你想查看网页中出现的错误和写入控制台的消息。
1.2.2
方案
使用浏览器中的开发者控制台。在各个现代桌面浏览器中加载开发者工具的方法见
表
1-2
。
表
1
-
2
：加载开发者控制台的快捷键
浏览器
操作系统
快捷键
Chrome Windows
或
Linux F12
或
Ctrl+Shift+J
Chrome Macintosh Cmd-Option-J
Edge Windows
或
Linux F12
或
Ctrl+Shift+J
Firefox Windows
或
Linux F12
或
Ctrl+Shift+J
Firefox Macintosh Cmd-Shift-J
Safari
注
Macintosh Cmd-Option-C
Opera Windows Ctrl+Shift+J
Opera Macintosh Cmd-Option-J
注：
在
Safari
中，要想使用开发者工具，必须先启用该功能。若想启用，选择“
Safari
→偏好设置”
菜单，点击“高级”选项卡，勾选“在菜单栏中显示‘开发’菜单”。
开发者工具通常以面板的形式呈现，出现在
Web
浏览器窗口的右侧或底部，由多个
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.