route parameters in express code example
Example 1: express router file
var express = require('express');
var router = express.Router();
// middleware that is specific to this router
router.use(function timeLog (req, res, next) {
console.log('Time: ', Date.now());
next();
});
// define the home page route
router.get('/', function (req, res) {
res.send('Birds home page');
});
// define the about route
router.get('/about', function (req, res) {
res.send('About birds');
});
module.exports = router;
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: route parameter in node
var express = require('express');
var fs = require('fs');
var app= express();
app.get('/index/profile/:id',function(req,res){
// res.send('profile with id' + req.params.id)
});
app.listen(3000,'127.0.0.1');
console.log('lsitng');
Example 5: express route parameters
app.get('/',function(req,res)
{
res.send("Route path at base address");
});
Example 6: express route parameters
Route path: /flights/:from-:to
Request URL: http://localhost:3000/flights/LAX-SFO
req.params: { "from": "LAX", "to": "SFO" }