                        課程
                    
                        /前端開發
                        
                            /Node.js
                        
                        /node建站攻略(二期)——網站升級

TypeError: Cannot read property 'user' of undefined

? ? at D:\Sublime Text 3\imooc-projects\imooc\config\routes.js:78:25

? ? at Layer.handle [as handle_request] (D:\Sublime Text 3\imooc-projects\node_modules\express\lib\router\layer.js:95:5)

? ? at next (D:\Sublime Text 3\imooc-projects\node_modules\express\lib\router\route.js:131:13)

? ? at Route.dispatch (D:\Sublime Text 3\imooc-projects\node_modules\express\lib\router\route.js:112:3)

? ? at Layer.handle [as handle_request] (D:\Sublime Text 3\imooc-projects\node_modules\express\lib\router\layer.js:95:5)

? ? at D:\Sublime Text 3\imooc-projects\node_modules\express\lib\router\index.js:277:22

? ? at Function.process_params (D:\Sublime Text 3\imooc-projects\node_modules\express\lib\router\index.js:330:12)

? ? at next (D:\Sublime Text 3\imooc-projects\node_modules\express\lib\router\index.js:271:10)

? ? at D:\Sublime Text 3\imooc-projects\imooc\config\routes.js:16:13

? ? at Layer.handle [as handle_request] (D:\Sublime Text 3\imooc-projects\node_modules\express\lib\router\layer.js:95:5)

? ? at trim_prefix (D:\Sublime Text 3\imooc-projects\node_modules\express\lib\router\index.js:312:13)

? ? at D:\Sublime Text 3\imooc-projects\node_modules\express\lib\router\index.js:280:7

? ? at Function.process_params (D:\Sublime Text 3\imooc-projects\node_modules\express\lib\router\index.js:330:12)

? ? at next (D:\Sublime Text 3\imooc-projects\node_modules\express\lib\router\index.js:271:10)

? ? at D:\Sublime Text 3\imooc-projects\imooc\node_modules\express-session\index.js:473:7

? ? at tryCatcher (D:\Sublime Text 3\imooc-projects\imooc\node_modules\bluebird\js\release\util.js:16:23)

? ? at Promise.successAdapter [as _fulfillmentHandler0] (D:\Sublime Text 3\imooc-projects\imooc\node_modules\bluebird\js\release\nodeify.js:23:30)

? ? at Promise._settlePromise (D:\Sublime Text 3\imooc-projects\imooc\node_modules\bluebird\js\release\promise.js:564:21)

? ? at Promise._settlePromise0 (D:\Sublime Text 3\imooc-projects\imooc\node_modules\bluebird\js\release\promise.js:612:10)

? ? at Promise._settlePromises (D:\Sublime Text 3\imooc-projects\imooc\node_modules\bluebird\js\release\promise.js:691:18)

? ? at Promise._fulfill (D:\Sublime Text 3\imooc-projects\imooc\node_modules\bluebird\js\release\promise.js:636:18)

? ? at Promise._resolveCallback (D:\Sublime Text 3\imooc-projects\imooc\node_modules\bluebird\js\release\promise.js:431:57)

qq_水榭二錢乾_03658069

2016-09-01

源自：node建站攻略(二期)——網站升級 3-9

關注問題我要回答

1285

操作

收起

5 回答

早起的鳥兒回答被采納 +3 積分
2016-09-01

user為空，user變量名寫錯了或者獲取user出錯，仔細看下代碼吧。

0 回復有任何疑惑可以回復我~

收起回答

qq_水榭二錢乾_03658069 提問者

非常感謝！

2016-09-01 回復有任何疑惑可以回復我~

程序員熊明才
2017-01-09

/*?GET?home?page.?*/
router.get('/',?function?(req,?res)?{
???console.log('user?in?session?!')
???console.log(req.session.user);
???var?user?=req.session.user||null;//????這里從req.session.user?把user拿來
???Movie.fetch(function?(err,?movies)?{
???????if(err){
???????????console.log(err);
???????}

???????res.render('index',{
???????????title:'電影-首頁',
???????????movies:movies,
???????????user:user?//????這加個變量
???????});
???})
});

1 回復有任何疑惑可以回復我~

收起回答

程序員熊明才
2017-01-09

/* GET home page. */
router.get('/', function (req, res) {
? ?console.log('user in session !')
? ?console.log(req.session.user);
? ?var user =req.session.user||null;//?????????????????這加個變量這里從req.session.user 把user拿來

? ?Movie.fetch(function (err, movies) {
? ? ? ?if(err){
? ? ? ? ? ?console.log(err);
? ? ? ?}

? ? ? ?res.render('index',{
? ? ? ? ? ?title:'電影-首頁',
? ? ? ? ? ?movies:movies,
? ? ? ? ? ?user:user //?????????????????這加個變量
? ? ? ?});
? ?})
});