自动生成index.html文件

    1. cnpm i html-webpack-plugin -S
    1. +const HtmlWebpackPlugin = require('html-webpack-plugin');
    2. const config =  {
    3.     ....
    4. +    plugins:[
    5. +      new HtmlWebpackPlugin({
    6. +          title:"webpack-vue"
    7. +      })  
    8. +    ],
    9.     mode:'development'  //模式
    10. }
    11. module.exports = config;