webpsck配置react环境

Posted 2020-10-29

1. webpack插件：

   npm  install  babel-core  babel-loader  babel-preset-react  babel-preset-es2015

2. sublime插件：

   jsx  // 高亮jsx语法

3. 修改webpack配置文件：
   

   const path = require(‘path‘);
   module.exports = {
   entry: ‘./src/index.js‘,
   devtool: ‘inline-source-map‘,
   devServer: {
     contentBase: ‘./dist‘
   },
   output: {
     filename: ‘bundle.js‘,
     path: path.resolve(__dirname, ‘dist‘)
   },
   module: {
     rules: [
       {
         test: /\.jsx?$/,
         exclude: /node_modules/,
         loader: ‘babel-loader‘,
         query: {
           presets: [‘es2015‘, ‘react‘]
         }
       }
     ]
   }
   };

4. 测试：