金华职院优质校建设网站/优化关键词怎么做
rollup中文网：简介 | rollup.js 中文文档 | rollup.js中文网Rollup 是一个 JavaScript 模块打包器，可以将小块代码编译成大块复杂的代码，Rollup 对代码模块使用新的标准化格式，这些标准都包含在 JavaScript 的 ES6 版本中。
https://www.rollupjs.com/
package.json
{"name": "lj3d","version": "1.0.0","description": "","scripts": {"test": "echo \"Error: no test specified\" && exit 1","build": "rollup -c","dev": "rollup -c -w"},"keywords": [],"author": "","license": "ISC","devDependencies": {"@babel/core": "^7.12.10","@babel/preset-env": "^7.12.11","@rollup/plugin-babel": "^5.2.2","@rollup/plugin-node-resolve": "^11.0.1","rollup": "^2.35.1","rollup-plugin-terser": "^7.0.2"},"main": "dist/cjs/index.js","module": "dist/esm/index.js","files": ["dist"]
}rollup.config.js
import { nodeResolve } from "@rollup/plugin-node-resolve";
import { terser } from "rollup-plugin-terser";
import babel from "@rollup/plugin-babel";
import { name } from "./package.json";
let input = ["src/index.js"]
export default [{// UMDinput,plugins: [nodeResolve(),babel({babelHelpers: "bundled",}),terser()],output: {file: `dist/${name}.min.js`,format: "umd",name: "lj3d", // 全局对象名esModule: false,exports: "named",sourcemap: false,},},// ESM and CJS{input,plugins: [nodeResolve()],output: [{dir: "dist/esm",format: "esm",exports: "named",sourcemap: true,},{dir: "dist/cjs",format: "cjs",exports: "named",sourcemap: true,},],},
];.babelrc.json
{"presets": [["@babel/env", { "modules": false }]]}src/A/A1/index.js:
export default class A1 {constructor(name) {this.name = name}say() {console.log("大家好，我是：", this.name)}
}打包
执行命令：npm run build 【即执行：rollup -c】,-c表示读取配置文件
测试
index.html:
<html><head><script src="../dist/lj3d.min.js"></script>
</head><body><script>console.log("window.lj3d:", window.lj3d)let a1 = new lj3d.A.A1('张三a')console.log("a1:", a1)a1.say()</script>
</body></html>