webpack 入门二 webpack.config.js 用配置打包js

//搭建环境------------------------------------------------------------
//package.json文件
npm init

//安装webpack
npm install webpack -g
npm install webpack-cli -g

//简单打包
webpack ./a.js   ./bundle.js

//插件
npm install html-webpack-plugin --save-dev
npm install css-loader style-loader --save-dev
npm install file-loader --save-dev
npm install url-loader --save-dev
npm install copy-webpack-plugin --save-dev

//打包

webpack --config webpack.config.js

webpack.config.js

module.exports = {
    entry: './a.js',
    output: {
        filename: './bundle.js'
    }
};

a.js

const user = {
    name: 'ligy',
    addren: '深圳市'
}

console.log('this is a',user)
export default user;