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Summary
Summary Summary Iterators are an important part of ECMAScript 6 and are at the root of several key language elements. On the surface, iterators provide a simple way to return a... -
What you need to know about this book
What you need to know about this book Support Please support this book: buy it (PDF, EPUB, MOBI) or donate What you need to know about this book This book is about two v... -
扩展语句和剩余参数
扩展语句和剩余参数 扩展语句 剩余参数 扩展语句和剩余参数 在以下情况下，扩展语句允许表达式就地扩展： 数组 函数调用 多变量解构 剩余参数与扩展语句相反，它将不定数量的逗号分隔的表达式收集到数组中。 扩展语句 const add = ( a , b ) => a + b ; let args = [ 3... -
Tail Call Optimization
Tail Call Optimization What’s Different? How to Harness Tail Call Optimization Tail Call Optimization Perhaps the most interesting change to functions in ECMAScript 6 is an e... -
parser
@babel/parser Credits API babelParser.parse(code, [options]) babelParser.parseExpression(code, [options]) Options Output Semver Example Plugins Miscellaneous Language exten... -
Exposing Internal Operations with Well-Known Symbols
Exposing Internal Operations with Well-Known Symbols The Symbol.hasInstance Property The Symbol.isConcatSpreadable Symbol The Symbol.match, Symbol.replace, Symbol.search, and Sym... -
modules-systemjs
@babel/plugin-transform-modules-systemjs Example Installation Usage With a configuration file (Recommended) Via CLI Via Node API @babel/plugin-transform-modules-systemjs ... -
2. Conformance
2. Conformance 2. Conformance As well as sections marked as non-normative, all authoring guidelines, diagrams, examples, and notes in this specification are non-normative. Eve... -
TypeScript 3.8
TypeScript 3.8 类型导入和导出（Type-Only Imports and Exports）" level="2"> 类型导入和导出（Type-Only Imports and Exports） ECMAScript 私有变量（ECMAScript Private Fields" level="2"> ECMAScript 私有变量... -
New Methods on All Arrays
New Methods on All Arrays The find() and findIndex() Methods The fill() Method The copyWithin() Method New Methods on All Arrays Continuing the trend from ECMAScript 5, ECMA...