[英]I am getting an error “indexRouter is not defined”
我收到一个错误“在我尝试执行以下代码时未定义 indexRouter。我尝试删除该行但再次出现其他错误。谁能告诉我为什么我们对 index.js 和用户.js?
这是我的 app.js
var createError = require('http-errors');
var express = require('express');
var path = require('path');
var favicon = require('serve-favicon');
var cookieParser = require('cookie-parser');
var logger = require('morgan');
var bodyParser = require('body-parser');
var index = require('./routes/index');
var users = require('./routes/users');
var dishRouter = require('./routes/dishRouter');
const mongoose = require('mongoose');
mongoose.Promise = require('bluebird');
const Dishes = require('./models/dishes');
const url = 'mongodb://localhost:27017/conFusion';
const connect = mongoose.connect(url,{
useMongoClient : true
});
connect.then((db) => {
console.log('Connected correctly to the server');
},(err) => {console.log(err);});
var app = express();
// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'jade');
app.use(logger('dev'));
app.use(express.json());
app.use(express.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));
app.use('/index',indexRouter);
app.use('/users',usersRouter);
// catch 404 and forward to error handler
app.use(function(req, res, next) {
next(createError(404));
});
// error handler
app.use(function(err, req, res, next) {
// set locals, only providing error in development
res.locals.message = err.message;
res.locals.error = req.app.get('env') === 'development' ? err : {};
// render the error page
res.status(err.status || 500);
res.render('error');
});
module.exports = app;
这是我的 index.js
var express = require('express');
var router = express.Router();
/* GET home page. */
router.get('/', function(req, res, next) {
res.render('index', { title: 'Express' });
});
module.exports = router;
这是我的 users.js
var express = require('express');
var router = express.Router();
/* GET users listing. */
router.get('/', function(req, res, next) {
res.send('respond with a resource');
});
module.exports = router;
您使用了错误的变量。
var index = require('./routes/index');
var users = require('./routes/users');
app.use('/index',indexRouter); // it would be index
app.use('/users',usersRouter); // it would be users
从indexRouter
更改为index
和userRouter
更改为users
。
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.