如果你想要学习更多的新的Math内容,点击new number and math features in ES6。 扩展操作符 扩展操作符(…)是一个非常方便的语法,它用于在数组的特殊的地方扩展元素,比如函数调用中的参数。下面展示一些例子来说明它的用处。 首先,我们来看看如何通过另一个数组来扩展数组的元素: let values = [1, 2, 4]; le...
如果你想要学习更多的新的Math内容,点击new number and math features in ES6。 扩展操作符 扩展操作符(…)是一个非常方便的语法,它用于在数组的特殊的地方扩展元素,比如函数调用中的参数。下面展示一些例子来说明它的用处。 首先,我们来看看如何通过另一个数组来扩展数组的元素: ...
本文基于lukehoban/es6features,同时参考了大量博客资料,具体见文末引用。 ES6(ECMAScript6)是即将到来的新版本JavaScript语言的标准,代号harmony(和谐之意,显然没有跟上我国的步伐,我们已经进入中国梦版本了)。上一次标准的制订还是2009年出台的ES5。目前ES6的标准化工作正在进行中,预计会在14年12月份放出正式敲定的...
ECMAScript 6, also known as ECMAScript 2015, is the latest version of the ECMAScript standard. ES6 is a significant update to the language, and the first update to the language since ES5 was standardized in 2009. Implementation of these features in major JavaScript engines is underway now....
for...of和for...in ...循环 forEach循环 Map Set Symbol 对象超类 set get访问器 类 ES6的新特性 let和const let: 声明变量,但不进行变量提升 声明局部变量,在块级作用域内有效 不可以重复赋值 console.log(a) //undefined 变量提升 var a = 'hello' ...
日常讨论的 JavaScript 通常还包括 DOM(文档对象模型)、BOM(浏览器对象模型),而 ES6 不包含这些。 ES6 现状 主流框架全面转向 ES6 Angular 2 ReactJs koa 兼容性对比表格 Well-known Features 本节介绍一些广为人知的 ES6 “明星”特性,也就是讨论 ES6 时经常提及的一些新特性。当然 ES6 并不仅限于这些,还包括...
The CloudScript runtime environment supports most of the modern ECMAScript 6 features. While a majority of these features are syntactical tricks, you can use them to improve and clean your CloudScript code. A complete overview of ES6 features is available in thisCheat Sheet. ...
You’ve probably heard about ECMAScript 6 (or ES6) already. It’s the next version of JavaScript, and it has some great new features. The features have varying degrees of complexity and are useful in both simple scripts and complex applications.
JavaScript ES6 brings new syntax and new awesome features to make your code more modern and more readable. It allows you to write less code and do more. ES6 introduces us to many great features like arrow functions, template strings, class destruction, Modules… and more. Let’s take a loo...
JavaScript ES6, officially known as ECMAScript 2015, has marked a monumental leap forward for web developers globally, including those in Long Island, New York. This version of JavaScript introduced a slew of new features designed to make coding more efficient, easier to understand, and more powe...