If you write client-side code in es6 and want it to run on modern browsers, you'd probably need babel's polyfills. yarn add laravel-mix-polyfill --dev Then, require it within your webpack.mix.js file: vue中引入babel步骤 一、vue项目中普遍使用es6语法，但有时我们的项目需要兼容低版本浏览器，这时就需要引入babel插件，将es6转成es5。 1、安装babel-polyfill插件 npm install --save-dev babel-polyfill 2、安装成功后有三种引入方式 See our website @babel/polyfill for more information or the issues associated with this package. https://babeljs.io/ babel javascript ast compiler flavortown es6 es2015. 这个锅vuex来背一半吧，另外一半让百度浏览器来背吧，谁让你内核版本太低不支持es6新语法的呢。哈哈 .
JavaScript 99.0% New pull request. Using npm: npm install --save @babel/polyfill or using yarn: yarn add @babel/polyfill Current Tags. Provides polyfills necessary for a full ES2015+ environment. polyfill 用起来很方便，但是你应该和 @babel/preset-env 以及 useBuiltIns option 一起用。这样在使用的时候就不会包含那些我们一般不会用到的polyfill 了。 Laravel Mix Polyfill. First, install the extension.

以前我们在使用的时候需要引入polyfill，import "@babel/polyfill"或者单独在webpack中配置引入polyfill。但是现在不用了，使用useBuiltIns:"useage"即可 Babel is a compiler for writing next generation JavaScript. JavaScript Other. Polyfill features that are missing in your target environment (through @babel/polyfill) Source code transformations (codemods) ... npm install --save-dev @babel/preset-typescript function Greeter (greeting: string) { this.greeting = greeting; } Learn more about Flow and TypeScript. @babel/polyfill. 这时候就需要用到polyfill了： 安装polyfill: npm install --save @babel/polyfill. How to use babel/pollyfill with babel env and babel 7. Typescript doesn't do polyfills, which babel does. A Laravel Mix extension to include polyfills by using Babel, core-js, and regenerator-runtime. webpack + babel + typescript + es6 - total solutions!

Clone with HTTPS. And changed imports for two files from import 'babel-polyfill' to import '@babel/polyfill'. 为了方便看帖子同学的使用，再重敲一遍命令行：npm install --save-dev babel-polyfill. npm install --save @babel/polyfill 这个是在你的source code 前运行的，所以安装的时候是 --save size. 我猜很多同学和我一样每次使用 Babel 的时候，必选的 preset 就是 ES2015。然而就在最近，如果你再次安装 babel-preset-es2015 时npm install --save-dev babel-preset-es2015你会发现有如下的 Deprecated警 … This package has been deprecated in favor of separate inclusion of required parts of core-js and regenerator-runtime.

Clone or download.

Use Git or checkout with SVN using the web URL. I updated all scoped packages like this one "@babel/polyfill": "7.0.0-beta.36". Provides polyfills necessary for a full ES2015+ environment 你需要在你的应用入口顶部通过 require 将 polyfill 引入进来。 Open in Desktop Download ZIP. npm install --save babel-polyfill 因为这是一个 polyfill （它需要在你的源代码之前运行），我们需要让它成为一个 dependency，而不是一个 devDependency 。 在 Node / Browserify / webpack 中使用. Install. Get unlimited public & private packages + package-based permissions with npm Pro. Provides polyfills necessary for a full ES2015+ environment. 7.8.0 - .babelrc. After updating to babel 7 beta, looks like babel polyfill does not transpile before bundle. npm install laravel-mix-polyfill --save-dev or. 850 contributors.

Usage.

之前在解决vue项目的兼容IE浏览器问题时，使用了一下的方法，很方便的就解决了兼容性问题，但是后面回头发发现了一个隐藏的小问题，这里就来记录一下： 安装插件代码：npm install babel-polyfill --save-g 安装后，在vue项目的main.js中这里添加： See our website @babel/polyfill for more information. See our website @babel/polyfill for more information.