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## ECMAScript 2016
### `Array.prototype.includes`
取代旧的查找方法 `Array.prototype.indexOf`
```js
const arr = [1, 2, 3, 4, NaN]
// ~x => -(x + 1)
if (~arr.indexOf(3)) {
console.log(true)
}…
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Soluzione Prof
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**Todays solution:**
_Ecmascript_ used today in NAV is of edition lower than _ES6_. All standards lower than _ES6_ are considered old, and are not necessarily guaranteed to be supported by all brow…
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Not sure what it would take to make it work on RN in Hermes.
https://github.com/facebook/hermes/blob/main/README.md
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https://github.com/facebook/hermes/blob/73cb6664fe233150e1313553a135ffc47…
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## 前言
从 ECMAScript 2016(ES7)开始,版本发布变得更加频繁,每年发布一个新版本,好在每次版本的更新内容并不多,本文会细说这些新特性,尽可能和旧知识相关联,帮你迅速上手这些特性。
![](https://user-gold-cdn.xitu.io/2019/12/5/16ed58a32e297b2e?w=1428&h=572&f=png&s=146613)
…
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cmake -DCMAKE_INSTALL_PREFIX=install -DBUILD_SHARED_LIBS=1 -DCMAKE_TOOLCHAIN_FILE=../../toolchain.cmake ../cmake
toolchain.cmake内容:
“SET(CMAKE_SYSTEM_NAME Linux)
SET(CMAKE_C_COMPILER /home/marina/q…
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Preparing bundle failed because some of es9-shim/Promise.js wrong imports.
Scheduler, env, format and make promise should be imported from ../lib/\* instead ./*.
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页面:https://zzzpandaqian.github.io/vblog/pages/770012/
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- [阮一峰 - ES6入门](http://es6.ruanyifeng.com/)
- [Babel - ECMAScript 2015 Features](https://babeljs.io/learn-es2015/#introduction)
- [ES6、ES7、ES8、ES9、ES10新特性一览](https://juejin.im/post/5ca2e1935…
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### 前言
> 我在下面对于标准和实现的说法可能并不规范,但为了便于大家理解,我模糊了标准和实现之间的区别。另外,除了新增特性外,ECMAScript 标准还会对语言本身原有的语法等杂项 (misc) 进行微调,为了保持本文的主线一致,我将忽略这些杂项,只讲述每个 ECMAScript 标准新增的特性 (feature) 的我感觉比较有用的内容 (没错,我就是想偷懒),如果你对杂项有兴趣的…