npm i core-js --save
main.js 引入
// with polyfills
import 'core-js/stable'
import 'regenerator-runtime/runtime'
package.json
"browserslist": [
"> 1%",
"last 2 versions",
"not ie <= 10"
],
vue.config.js
transpileDependencies: [/node_modules[/\\\\](base64-js|crypto-js)[/\\\\]/],
babel.config.js
presets: [
// '@vue/cli-plugin-babel/preset',
["@babel/preset-env", {
useBuiltIns: "entry", // or "usage"
corejs: 3,
}]
],








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