Handy JavaScript Snippets

Name: Handy JavaScript Snippets
ISBN: 9787121239700

席新亮Publishing House of Electronics Industry2014

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Word count: 511 words
Chapters: 12
Series: Handy JavaScript Snippets
ISBN: 9787121239700

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Summary

Handy JavaScript Snippets is a volume in the "Code Comeback" series from Publishing House of Electronics Industry, written by veteran JavaScript engineer Xi Xinliang and published in 2014. Built around a "grab it and use it" philosophy, the book collects nearly 300 independently runnable code examples, each with multiple solutions, covering the most common scripting needs in everyday web development. The book has 9 chapters: Chapter 1 introduces ways to invoke JavaScript in HTML and the use of development and debugging tools such as Sublime Text, WebStorm, Firebug, and Web Inspector; Chapter 2 covers form handling, from trimming whitespace, restricting input, and password-strength validation to select-all and invert-selection for checkboxes, two-level cascading dropdowns, and file uploads; Chapter 3 covers image control, including an animation management module, real-time preview of uploaded images, magnifier effects, water reflections, carousels, and gallery effects; Chapter 4 covers content display, including table row highlighting, drag-and-drop, pagination, typewriter effects, pop-up layers, and masks; Chapter 5 covers page control, including window operations, disabling right-click and copy, and URL parameter handling; Chapter 6 covers date handling; Chapter 7 covers page effects such as navigation and advertising; Chapter 8 covers mobile detection and touch handling; Chapter 9 covers batch image loading, XML/JSON parsing, cross-browser Ajax, and HTML5 audio playback. Each example first explains the application scenario, then gives the code and compatibility solutions, making the book suitable for coding along and looking things up as needed.

Editor's review

这是一本典型的“工具书 + 练习册”型 JavaScript 读物。它的价值不在体系化的语言理论，而在于把前端开发中反复出现的琐碎需求——去掉输入框两边的空格、限制只能输入数字、做一张图片放大镜、实现表格光棒效果、封装一个跨浏览器 Ajax——逐条拆成可以单独运行的小例子。每个例子先交代“为什么要写这段代码”，再给出实现和兼容处理，读者遇到同类问题时可以按目录翻查、直接改用，省去大量试错。全书 9 章按业务场景分类，章内条目彼此独立，既可以从头读，也可以跳到最急需的那一节，非常适合分散式学习。作者本人是长期做前端一线的工程师，行文口语化、重实操，不绕概念。需要提醒的是，本书成书于 2014 年，代码风格偏 ES5，大量篇幅围绕当时的主流浏览器兼容展开，今天读来部分技巧已由现代框架和标准本身取代；但作为理解“原生 DOM 操作到底怎么写”的参考，它仍有清晰的示范意义。

Who it's for

A good fit for

刚接触前端、想通过可运行的小例子熟悉原生 DOM 操作的人
需要快速查用表单验证、图片特效、日期处理等常用片段的在职开发者
网页美工、后台开发（PHP/Java/ASP.NET）等需要补前端脚本能力的从业者
大中专院校与 IT 培训机构 JavaScript 课程的配套练习参考

Not a good fit for

希望系统学习 JavaScript 语言原理、闭包与异步机制的读者
只使用 Vue/React 等现代框架、不打算接触原生 DOM 的开发者
需要 ES6+、TypeScript 或工程化构建内容的读者

Reading tips

先通读第 1 章的调试工具部分，把浏览器控制台和断点用熟，后面每段代码都能自己验证。
按项目需求跳读，把书当速查手册；每个例子动手跑通后，再试着改写成函数或小工具。
读到兼容性方案时对照当下浏览器实测，标注哪些写法已经过时，避免照搬旧技巧。
配合书中的整合思路，把散落的片段归并成自己的代码库，比单纯抄写收益更大。

About the publisher

Publishing House of Electronics Industry China · Founded in 1982

The Publishing House of Electronics Industry is a comprehensive publisher distinguished by its focus on electronic information and related fields. Judging from the more than 3,000 titles in its catalogue, its publishing covers programming and design, artificial intelligence, computer science, finance and economics, photography, and social sciences, attending both to cutting-edge technology and to general readers. Representative titles include Factor Investing: Methods and Practice, x86 Assembly Language: From Real Mode to Protected Mode, The RISC-V Reader, Artificial Intelligence: Speech Recognition, Understanding and Practice, Phased Array Radar Technology, Radar Target Characteristics, and 100 Go Mistakes and How to Avoid Them, most of which centre on technical methods and engineering practice. Its authors include Shi Chuan, Li Zhong, Wang Xiaobo, David Patterson, Andrew Waterman, and Yu Zihao, among others from China and abroad. Owing to limited public information, no further publishing features are elaborated here.

Preface 1: 30 Simple and Fun JavaScript Snippets
Preface 2: 30 JavaScript Puzzles You Probably Can't All Solve
Preface 3: 30 Hot JavaScript Interview Questions
Chapter 1: Things You Must Know to Learn JavaScript
Chapter 2: Common Form Code
Chapter 3: Common Image Control Code
Chapter 4: Common Content Display Code
Chapter 5: Common Page Control Code
Chapter 6: Common Date Handling Code
Chapter 7: Common Page Effects Code
Chapter 8: Common Mobile Development Code
Chapter 9: Other Common Code

FAQ

这本书适合零基础学 JavaScript 吗？

不完全适合。它默认读者已懂基本语法和 HTML/CSS，重点讲“某类需求怎么写代码”。完全零基础建议先补一本入门教程，再把本书当练习与查询手册。

书里的代码现在还能用吗？

大部分原生 DOM、表单、日期处理思路仍成立，但成书于 2014 年，代码以 ES5 和当时浏览器兼容为主，部分写法（如旧式 IE 兼容技巧）已过时，需结合现代浏览器实测调整。

书中的代码需要另外下载吗？

出版社博文视点页面为该书提供了配套资源下载（如代码与习题文件），具体可用性以官方渠道为准；书中例子本身较短，也可直接照书录入。

这本书和“代码逆袭”其他书是什么关系？

“代码逆袭”是电子工业出版社的一套编程实战丛书，本书是其中一册，主题为 JavaScript 代码片段，与系列内其他册的内容各自独立。

需要按顺序从第 1 章读到第 9 章吗？

不必。作者明确说明各代码实例相互独立，可按需跳读；建议只把第 1 章的开发与调试基础先看一遍，其余章节按项目需要查阅。

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About the author

席新亮 Author

Xi Xinliang: publicly available information about this author is currently limited. The only known work is WeChat Official Platform Web Development in Practice: Decoding Hybrid Development with HTML5 and JSSDK. Judging from the title and subject matter, the book addresses hands-on web development on the WeChat Official Platform, focusing on hybrid development with HTML5 and JSSDK, and follows a technical, implementation-oriented approach. The library classifies this work under artificial intelligence, but this is closer to an internal subject grouping and does not necessarily reflect the author's research field or identity. Beyond this work, no reliable records of the author's nationality, dates of birth and death, education, or professional career are available, so little can be inferred about his life. On the available evidence, Xi Xinliang can reasonably be described as a writer concerned with mobile web and platform development technologies, whose writing emphasizes executable development methods and may serve readers interested in practical web development on the WeChat Official Platform.