GET and POST API in Express.js — a practical guide to Express GET POST API with clear examples you can reuse in real projects.
GET and POST API in Express.js — 38/55 in the Node.js series. Full playlist companion: Node.js complete course on YouTube. Prefer one article? Read the complete Node.js tutorial.
Short description
GET retrieves data. POST creates data. Enable `express.json()` so JSON bodies are available on `req.body`.
GET + POST notes API
const express = require('express');
const app = express();
app.use(express.json());
const notes = [];
app.get('/api/notes', (req, res) => res.json(notes));
app.post('/api/notes', (req, res) => {
const note = { id: Date.now(), text: req.body.text };
notes.push(note);
res.status(201).json(note);
});
app.listen(3000);