一尘不染

express抛出错误,因为“ body解析器不赞成使用undefined扩展”

node.js

在我的节点应用程序中,我正在使用Express。一切正常,但是我在遇到错误cmd。我用的都是更新的模块…

我的代码:

var express = require('express');
var bodyParser = require('body-parser');
var jade = require('jade');
var app = express();
app.set('view engine', 'jade');
app.set('views', __dirname + '/views');
app.use(express.static(__dirname + '/public'));


app.use(bodyParser.json()); // to support JSON-encoded bodies
app.use(bodyParser.urlencoded()); // to support URL-encoded bodies


app.get('/',function(req,res){
    res.render('index.jade');
});

app.get('/login',function(req,res){
    res.render('index.jade');
});

app.post('/login',function(req,res){
    console.log(req.body);
});

app.get('/signup',function(req,res){
    res.render('signup.jade');
});

var env = process.env.PORT || 3000;


app.listen(env, function(req, res){
    console.log('i am working!');
});

错误:

D:\myLogin>node app
body-parser deprecated undefined extended: provide extended option app.js:11:20 //why i am getting this?
i am working!
{ username: 'jbarif@gmail.com', password: 'pass' } // i am getting response

有什么可以帮助我理解这个问题的吗?


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2020-07-07

共1个答案

一尘不染

您必须明确设置extended为,bodyParser.urlencoded()因为默认值将在的下一个主要版本更改body- parser。例:

app.use(bodyParser.urlencoded({ extended: true }));

express4.16.0开始,您还可以执行以下操作:

app.use(express.urlencoded({ extended: true }))
2020-07-07