var?express?=?require('express') var?path?=?require('path') var?mongoose?=?require('mongoose') var?port?=?process.env.PORT?||?3000 var?_?=?require?('underscore') var?Movie?=?require('./models/movie') var?app?=?express() var?serveStatic?=?require('serve-static') var?bodyParser?=?require('body-parser') mongoose.connect('mongodb://localhost/imooc') app.set('views',?'./views/pages') app.set('view?engine',?'pug') app.use(bodyParser.urlencoded({extended:true})) app.use(bodyParser.json()) app.use(express.static(path.join(__dirname,?'bower_components'))) app.listen(port) app.use(serveStatic('bower_components')) app.use(require('body-parser').urlencoded({extended:true})) console.log('immoc?started?on?port?'?+?port) //?index?page app.get('/',?function(req,?res)?{ ??Movie.fetch(function(err,?movies)?{ ?? if?(err)?{ ?? console.log(err) ?? } ?? res.render('index',?{ ?? title:?'imooc?首頁', ?? movies:?movies ?? }) ??}) }) //中間忽略 //?admin?post?movie app.post('/admin/movie/new',?function(res,?req)?{ var?id?=?req.body.movie._id var?movieObj?=?req.body.movie var?_movie if?(id?!==?'undefined')?{ Movie.findById(id,?function(err,?movie)?{ if?(err)?{ console.log(err) } ??_movie?=?_.extend(movie,?movieObj) ??????????_movie.save(function(err,?movie)?{ ?????????? if?(err)?{ ?????????? console.log(err) ?????????? } ?????????? res.redirect('/movie/'?+?movie._id) ??????????}) }) } else?{ ??_movie?=?new?Movie({ ????? doctor:?movieObj.doctor, ?? ????title:?movieObj.title, ?? ????country:?movieObj.country, ?? ????language:?movieObj.language, ?? ????year:?movieObj.year, ?? ????poster:?movieObj.poster, ?? ????summary:?movieObj.summary, ??})如題，按錄入時報錯TypeError: Cannot read property 'movie' of undefined。我已經安裝了body-parser，還是報錯。是因為最新版的引用方式改了嗎？