express

问题 I'm trying to open places.ejs file on clicking the submit button on show.js page, just like the show.ejs page opens on clicking the submit button on new.ejs file, but a reference error is occurring. Please help me fix the error. I'm attaching herewith my routes.js code and a part of my index.js code Any help would be highly appreciable. Thank you routes.js const { con, sessionStore } = require('./config/db'); exports.new = function(req, res){ message = ''; if(req.method == "POST"){ const post

问题 Im having this alot of http petitions ( 6k INSIDE LAGGING ) in 1-3 minutes in the console when i receive or send data to a socketio connection. Im using node+express in the backend and vue on the front Backend: app.js mongoose.connect('mongodb://localhost/app',{useNewUrlParser:true,useFindAndModify:false}) .then(result =>{ const server = app.listen(3000) const io = require('./sockets/socket').init(server) io.on('connection', socket =>{ // console.log('client connected') }) if(result){console

问题 i am trying to send data of the user from react to express and use the create function to create a new user but is says error 404 and page not found why? my api endpoint (found in client/src/components/api-users : async function create (data) { try { const resp = await fetch('/api/signup/' , { //error initiating here method:'POST', mode:"cors", credentials:'include', headers:{ 'Content-Type': 'application/json ', 'Accept': 'application/json', "Access-Control-Origin": "*" }, body:JSON

问题 I'm trying to setup CSRF tokens so that I can do a number of checks before issueing a token to the client to use in future requests. Taking the guidance from the csurf documentation, I've setup my express route with the following: const express = require('express'); const router = express.Router({mergeParams: true}); const csurf = require('csurf'); const bodyParser = require('body-parser'); const parseForm = bodyParser.urlencoded({ extended: false }); const ErrorClass = require('../classes

问题 What i want to know is whether is it possible to redirect from one route to another with data from first route to second one? For example from the HTML form i POST the data(say phone number) to a route (say '/route1') and with success operation at this route i want to send phone number to '/route2' from'route1'. If it is possible then how should I do that? 回答1: There are a number of ways to pass data in a redirect. Put the data in a query parameter on the redirect URL http://www.whatever.com

问题 I'm trying to read frpm a json file folder withing my program and i want to use a GET list endpoint to read through browser or postman, but i'm getting the above TypeError. Here is my code: model.js: const fs = require('fs'); function loadTeams() { return new Promise((resolve, reject) => { fs.readFile('./json/prov-nodes.json', (err, data) => { if (err) reject(err); const teams = JSON.parse(data); console.log(teams); resolve(teams); }); }); } app.use(bodyParser.json()); app.get('/list', (req,

问题 I'm trying to use multer to support file upload from my react app client to my node/express backend. For some background, I've been using postman 6.7.2, node 8.11.1, express 4.16.3, and multer 1.4.1. After following a tutorial, I could use postman to log req.body and see the entries in the formdata; as in I can log the req.body and the req.file in the route handler () and the file even saves. But when I try sending a request from my react app, the req.body logs as {} and the req.file logs as

问题 When I have one views folder specified it will serve files, but when I specify a second alongside it does not work. I have tried numerous things, to no avail. Here is my code: app.use(express.static('views')); //app.set('views', [__dirname + '/views', __dirname + '/views/views2']); app.use("/views", express.static(__dirname + "/views")); app.use("/views2", express.static(__dirname + "/views2")); The app.set doesn't work at all and so I commented it out here, and the last two lines are not

问题 Failed to lookup view "error" in views directory Here is my code: app.set('views', path.join(__dirname, 'views')); app.set('view engine', 'ejs'); console.log("set views") // uncomment after placing your favicon in /public //app.use(favicon(path.join(__dirname, 'public', 'favicon.ico'))); app.use(logger('dev')); app.use(bodyParser.json()); app.use(bodyParser.urlencoded({ extended: false })); app.use(cookieParser()); app.use(express.static(path.join(__dirname, 'public'))); 回答1: You can solve it

问题 I created an azure web app which send an http request: axios.post('http://*mypublicip*:3000/write/' + Name, { content: data[1] }) meanwhile my computer has a running express server: app.listen(3000, () => console.log(`Server running on port ${port}`)); all my functionality works when I use it locally by sending the request to localhost instead of my ip. I also tried adding host '0.0.0.0' to my app.listen. what am I missing? thanks 回答1: This problem has nothing to do with your webapp . So I