npm install -g
安装了全局的express
G:\NodeJs\MyProject>node helloworld-Express.js
module.js:327
throw err;
^
Error: Cannot find module ‘express‘
at Function.Module._resolveFilename (module.js:325:15)
at Function.Module._load (module.js:276:25)
at Module.require (module.js:353:17)
at require (internal/module.js:12:17)
at Object.<anonymous> (G:\NodeJs\MyProject\helloworld-Express.js:1:76)
at Module._compile (module.js:409:26)
at Object.Module._extensions..js (module.js:416:10)
at Module.load (module.js:343:32)
at Function.Module._load (module.js:300:12)
at Function.Module.runMain (module.js:441:10)
时间: 2024-11-03 10:20:11