First nodejs example

index.js

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+const express = require('express');
+const app = express();
+const http = require('http');
+const server = http.createServer(app);
+
+app.get('/', (req, res) => {
+	res.send('<h1> Hello Dario!</h1>');
+	});
+
+server.listen(3333, () => {
+	console.log('listen on port 3333');
+});

package.json

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+{
+  "name": "nodejs-first-example",
+  "version": "1.0.0",
+  "description": "first node js example to see how it works",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "express": "^4.22.3"
+  }
+}