import router from express code example
Example 1: express router file
var express = require('express');
var router = express.Router();
router.use(function timeLog (req, res, next) {
console.log('Time: ', Date.now());
next();
});
router.get('/', function (req, res) {
res.send('Birds home page');
});
router.get('/about', function (req, res) {
res.send('About birds');
});
module.exports = router;
Example 2: nodejs express routing get
const express = require('express');
const mysql = require('mysql');
const db = mysql.createConnection({
host: 'localhost',
user: 'yourusername',
password: 'yourpassword'
});
db.connect((error) => {
if(error) {
throw error;
}
console.log('MySQL Connected');
});
const app = express();
app.get('yourroute', (request, response) => {
let sql = 'SELECT * FROM yourtable';
let query = db.query(sql, (error, result) => {
if(error) {
throw error;
}
console.log(result)
})
});
app.listen('3000', () => {
console.log('Server is listening on port 3000');
});
Example 3: express route parameters
Route path: /flights/:from-:to
Request URL: http://localhost:3000/flights/LAX-SFO
req.params: { "from": "LAX", "to": "SFO" }