PS C:\demo_webpack> npx webpack-dev-servernpx: installed 363 in 36.802sThe CLI moved into a separate package: webpack-cliPlease install 'webpack-cli' in addition to webpack itself to use the CLI-> When using npm: npm i -D webpack-cli-> When using yarn: yarn add -D webpack-cliCannot find module 'webpack-cli/bin/config-yargs'
2 回答

手掌心
TA貢獻1942條經驗 獲得超3個贊
你是用了webpack4吧
現在使用webpack要同時安裝webpack-cli這個包,才可以調用webpack和webpack-dev-server這些命令
npm install webpack webpack-dev-server webpack-cli --save-dev
接下來就可以直接
webpack-dev-server

慕妹3242003
TA貢獻1824條經驗 獲得超6個贊
看樣子你在使用ES2015語法寫react,那你的loader配置不怎么正確,應該是:
{ test: /\.js$/, exclude:/node_modules/, loader: 'babel-loader'},
{ test: /\.jsx$/, exclude: /node_modules/, loader: 'babel?presets[]=react&presets[]=es2015' }
注意需要安裝:npm install --save-dev babel-preset-react babel-preset-es2015
添加回答
舉報
0/150
提交
取消