新手 请教“TypeError: express is not a function” .

D:\nodejs\cms\app.js:3 var app = express(); ^ TypeError: express is not a function at Object.<anonymous> (D:\nodejs\cms\app.js:3:11) at ...

2016年3月4日 - D:\nodejs\cms\app.js:3 var app = express(); ^ TypeError: express is not a function at Object.<anonymous> (D:\nodejs\cms\app.js:3:11) at ...

2016年3月4日 - D:\nodejs\cms\app.js:3 var app = express(); ^ TypeError: express is not a function at Object.<anonymous> (D:\nodejs\cms\app.js:3:11) at ...

2016年3月4日 - D:\nodejs\cms\app.js:3 var app = express(); ^ TypeError: express is not a function at Object.<anonymous> (D:\nodejs\cms\app.js:3:11) at ...

...TypeError: express.Router is not a function - Stack Overflow

2016年3月4日 - D:\nodejs\cms\app.js:3 var app = express(); ^ TypeError: express is not a function at Object.<anonymous> (D:\nodejs\cms\app.js:3:11) at ...

2016年3月4日 - D:\nodejs\cms\app.js:3 var app = express(); ^ TypeError: express is not a function at Object.<anonymous> (D:\nodejs\cms\app.js:3:11) at ...

2016年3月4日 - D:\nodejs\cms\app.js:3 var app = express(); ^ TypeError: express is not a function at Object.<anonymous> (D:\nodejs\cms\app.js:3:11) at ...