Chapter 8: Beyond ES6 Chapter 8: Beyond ES6 At the time of this writing, the final draft of ES6 (ECMAScript 2015) is shortly headed toward its final official vote of approval b...

12. Template Literal Revision 12.1. Tag functions and escape sequences 12.2. Problem: some text is illegal after backslashes 12.3. Solution Please support this book: buy it ...

TypeScript 1.7 从this 中推断类型发生了变化 类成员修饰符后面会自动插入分号 TypeScript 1.7 完整的破坏性改动列表请到这里查看:breaking change issues 。 从this 中推断类型发生了变化 在类里，this 值的类型将被推断成this 类型。 这意味着随后使用原始类型赋值时可能会发生错误...

起步 搭建 TypeScript 开发环境 什么是 compiler？ less 编译器：less EcmaScript 6 编译器：babel TypeScript 编译器：typescript 一句话：把 TypeScript 转换为 JavaScript ，浏览器就具有运行了 在线测试编译环境 compiler https://www....

Using Object Spread Operator Using Object Spread Operator Since one of the core tenets of Redux is to never mutate state, you'll often find yourself using Object.assign() to ...

3. Terminology 3. Terminology The EventHandler interface, representing a callback used for event handlers, is defined in [HTML ]. The concepts queue a task and networking ...

Buffer(Buffer) Buffer(Buffer) 稳定度：2 - 稳定 随着 ECMAScript 2015（ES6）推出了 TypedArray ，JavaScript 语言已经没有机制用于读取或操纵二进制数据流了。Buffer 类被采纳为 Node.js API 的一部分使得在 TCP 流和文件系统操作等的上下文中与八位字节...

@babel/plugin-transform-destructuring Examples Installation Usage With a configuration file (Recommended) Via CLI Via Node API Options loose useBuiltIns Example allowAr...

Creating Symbols Creating Symbols Symbols are unique among JavaScript primitives in that they don’t have a literal form, like true for booleans or 42 for numbers. You can cre...

TypeScript 2.5 Optional catch clause variables Type assertion/cast syntax in checkJs /@ts-check mode Deduplicated and redirected packages The --preserveSymlinks compiler fla...