express get path parameters code example

Example 1: express get url parameters

app.get('/path/:name', function(req, res) {
  res.send("tagId is set to " + req.params.name);
});

Example 2: express route parameters

app.get('/users/:userId/books/:bookId', function (req, res) {
  res.send(req.params)
})

Example 3: express route parameters

Route path: /users/:userId/books/:bookId
Request URL: http://localhost:3000/users/34/books/8989
req.params: { "userId": "34", "bookId": "8989" }

Example 4: express route parameters

app.get('/',function(req,res)
{
    res.send("Route path at base address");
});

Example 5: express route parameters

var express = require('express');
var http = require('http');
var app = express();