?npm run webpack

> [email protected] webpack F:\前端學習集合\案例\完整項目開發 慕課網\imooc\webpack-loader

> webpack --config webpack.config.js --progress --display-modules --colors --display-reason

F:\前端學習集合\案例\完整項目開發 慕課網\imooc\webpack-loader\node_modules\webpack-cli\bin\webpack.js:237

? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? throw err;

? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ^

ReferenceError: path is not defined

? ? at Object.<anonymous> (F:\前端學習集合\案例\完整項目開發 慕課網\imooc\webpack-loader\webpack.config.js:13:8)

? ? at Module._compile (F:\前端學習集合\案例\完整項目開發 慕課網\imooc\webpack-loader\node_modules\v8-compile-cache\v8-compile-cache.js:178:30)

? ? at Object.Module._extensions..js (module.js:671:10)

? ? at Module.load (module.js:573:32)

? ? at tryModuleLoad (module.js:513:12)

? ? at Function.Module._load (module.js:505:3)

? ? at Module.require (module.js:604:17)

? ? at require (F:\前端學習集合\案例\完整項目開發 慕課網\imooc\webpack-loader\node_modules\v8-compile-cache\v8-compile-cache.js:159:20)

? ? at WEBPACK_OPTIONS (F:\前端學習集合\案例\完整項目開發 慕課網\imooc\webpack-loader\node_modules\webpack-cli\bin\convert-argv.js:133:13)

? ? at requireConfig (F:\前端學習集合\案例\完整項目開發 慕課網\imooc\webpack-loader\node_modules\webpack-cli\bin\convert-argv.js:135:6)

? ? at F:\前端學習集合\案例\完整項目開發 慕課網\imooc\webpack-loader\node_modules\webpack-cli\bin\convert-argv.js:142:17

? ? at Array.forEach (<anonymous>)

? ? at module.exports (F:\前端學習集合\案例\完整項目開發 慕課網\imooc\webpack-loader\node_modules\webpack-cli\bin\convert-argv.js:140:15)

? ? at yargs.parse (F:\前端學習集合\案例\完整項目開發 慕課網\imooc\webpack-loader\node_modules\webpack-cli\bin\webpack.js:234:39)

? ? at Object.parse (F:\前端學習集合\案例\完整項目開發 慕課網\imooc\webpack-loader\node_modules\yargs\yargs.js:543:18)

? ? at F:\前端學習集合\案例\完整項目開發 慕課網\imooc\webpack-loader\node_modules\webpack-cli\bin\webpack.js:212:8

? ? at Object.<anonymous> (F:\前端學習集合\案例\完整項目開發 慕課網\imooc\webpack-loader\node_modules\webpack-cli\bin\webpack.js:502:3)

? ? at Module._compile (module.js:660:30)

? ? at Object.Module._extensions..js (module.js:671:10)

? ? at Module.load (module.js:573:32)

? ? at tryModuleLoad (module.js:513:12)

? ? at Function.Module._load (module.js:505:3)

? ? at Module.require (module.js:604:17)

? ? at require (internal/module.js:11:18)

? ? at Object.<anonymous> (F:\前端學習集合\案例\完整項目開發 慕課網\imooc\webpack-loader\node_modules\webpack\bin\webpack.js:12:2)

? ? at Module._compile (module.js:660:30)

? ? at Object.Module._extensions..js (module.js:671:10)

? ? at Module.load (module.js:573:32)

? ? at tryModuleLoad (module.js:513:12)

? ? at Function.Module._load (module.js:505:3)

npm ERR! code ELIFECYCLE

npm ERR! errno 1

npm ERR! [email protected] webpack: `webpack --config webpack.config.js --progress --display-modules --colors --display-reason`

npm ERR! Exit status 1

npm ERR!

npm ERR! Failed at the [email protected] webpack script.

npm ERR! This is probably not a problem with npm. There is likely additional logging output above.

npm ERR! A complete log of this run can be found in:

npm ERR!? ? ?C:\Users\29176\AppData\Roaming\npm-cache\_logs\2018-03-13T13_41_28_552Z-debug.log