5.4.1. ECMAScript 5.4.1.1. 简介 5.4.1.2. 版本 5.4.1. ECMAScript 5.4.1.1. 简介 ECMAScript是一种由ECMA国际通过ECMA-262标准化的脚本程序设计语言，它往往被称为JavaScript或JScript。简单的，可以认为ECMAScript是JavaScript的一个...

III ECMAScript 2017 Please support this book: buy it (PDF, EPUB, MOBI) or donate III ECMAScript 2017 Major new features: Async functions Shared memory and atomics Mino...

II ECMAScript 2016 Please support this book: buy it (PDF, EPUB, MOBI) or donate II ECMAScript 2016 ECMAScript 2016 has just two new features: Array.prototype.includes ...

3. One JavaScript: avoiding versioning in ECMAScript 6 3.1 Versioning 3.1.1 Evolution without versioning 3.2 Strict mode and ECMAScript 6 3.2.1 Supporting sloppy (non-strict) mod...

ES6 与 ECMAScript 2015 的关系 ES6 与 ECMAScript 2015 的关系 ECMAScript 2015（简称 ES2015）这个词，也是经常可以看到的。它与 ES6 是什么关系呢？ 2011 年，ECMAScript 5.1 版发布后，就开始制定 6.0 版了。因此，ES6 这个词的原意，就是指 JavaScript...

ECMAScript 5 Compatibility 27.1 Refer to Kangax ’s ES5 compatibility table .

Chapter 5. Standardization: ECMAScript buy the book to support the author. Chapter 5. Standardization: ECMAScript After JavaScript came out, Microsoft implemented the sam...

7. ECMAScript binding 7. ECMAScript binding This section defines how key values defined in this specification are converted to and from ECMAScript values, and how they may be ...

III. ECMAScript 2019 Please support this book: buy it or donate III. ECMAScript 2019

Sets and Maps in ECMAScript 5 Sets and Maps in ECMAScript 5 In ECMAScript 5, developers mimicked sets and maps by using object properties, like this: let set = Object . ...