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我第一次尝试创建一个简单的平均应用程序。 我按照步骤按照下面的链接猫鼬是未定义的错误
最后我得到的错误,
ReferenceError: mongoose is not defined
at Object.<anonymous> (C:\Users\Myname\Desktop\Mean sample\server.js:19:2)
at Module._compile (module.js:571:32)
at Object.Module._extensions..js (module.js:580:10)
at Module.load (module.js:488:32)
at tryModuleLoad (module.js:447:12)
at Function.Module._load (module.js:439:3)
at Module.runMain (module.js:605:10)
at run (bootstrap_node.js:420:7)
at startup (bootstrap_node.js:139:9)
at bootstrap_node.js:535:3
server.js
// modules =================================================
var express = require('express');
var app = express();
var bodyParser = require('body-parser');
var methodOverride = require('method-override');
// configuration ===========================================
// config files
var db = require('./config/db');
// set our port
var port = process.env.PORT || 8080;
// connect to our mongoDB database
// (uncomment after you enter in your own credentials in config/db.js)
mongoose.connect(db.url);
// get all data/stuff of the body (POST) parameters
// parse application/json
app.use(bodyParser.json());
// parse application/vnd.api+json as json
app.use(bodyParser.json({ type: 'application/vnd.api+json' }));
// parse application/x-www-form-urlencoded
app.use(bodyParser.urlencoded({ extended: true }));
// override with the X-HTTP-Method-Override header in the request. simulate DELETE/PUT
app.use(methodOverride('X-HTTP-Method-Override'));
// set the static files location /public/img will be /img for users
app.use(express.static(__dirname + '/public'));
// routes ==================================================
require('./app/routes')(app); // configure our routes
// start app ===============================================
// startup our app at http://localhost:8080
app.listen(port);
// shoutout to the user
console.log('Magic happens on port ' + port);
// expose app
exports = module.exports = app;
如何解决呢? 任何人都可以请解释步骤清除这个问题
我得到同样的错误导入,可以请你分享任何适当的网站在MEAN中创建基本样本? – Joy
首先''npm我mongoose --save'然后导入它,它将解决问题 –
通过导入它它解决了这个问题,但我得到了新的错误,如下 – Joy