const express = require('express');
const app = express();
app.get('/users/:id', (req, res) => {
res.send(req.params.id);
});
const PORT = process.env.PORT || 8080;
app.listen(PORT, () => console.log(`Server started on port ${PORT}`));
/*
run:
On http://localhost:8080/users/1234
1234
*/