Block Bindings Block Bindings Traditionally, the way variable declarations work has been one tricky part of programming in JavaScript. In most C-based languages, variables (or ...

The Array.prototype.includes() Method How to Use Array.prototype.includes() Value Comparison The Array.prototype.includes() Method You might recall that ECMAScript 6 added St...

9.1 The structure of objects 9.1.1 Internal slots 9.1.2 Property keys 9.1.3 Property attributes 9.1.3.1 Pitfall: Inherited non-writable properties prevent creating own properties...

Credits API babelParser.parse(code, [options]) babelParser.parseExpression(code, [options]) Options Output Semver Example Plugins Miscellaneous Language extensions ECMAScr...

Credits API babelParser.parse(code, [options]) babelParser.parseExpression(code, [options]) Options Output Semver Example Plugins Miscellaneous Language extensions ECMAScr...

Better Unicode Support UTF-16 Code Points The codePointAt() Method The String.fromCodePoint() Method The normalize() Method The Regular Expression u Flag The u Flag in Action ...

ES modules and Node.js By default, the -fastopt.js and -fullopt.js files produced by Scala.js are top-level scripts, and their @JSExport ed stuff are sent to the global scope.W...

类（Introducing JavaScript Classes） 本章小结 ECMAScript 5 中的类结构（Class-Like Structures in ECMAScript 5） " level="3"> ECMAScript 5 中的类结构（Class-Like Structures in ECMAScript 5） 类声明（Cl...

Preprocessors Engines EcmaScript 6 Preprocessors Hanami is able to run assets preprocessors and lazily compile them under public/assets . Imagine to have application.css.sc...

Cache tagged template objects in modules Example Cache tagged template objects in modules TypeScript 2.6 fixes the tagged string template emit to align better with the ECMAScr...