Update README.md

README.md

@@ -4,11 +4,9 @@ Doodle3D API for communication with the Doodle3D WiFi-Box
 ```javascript
 import Doodle3DManager from 'src/doodle3dmanager.js';
 
-var doodle3DManager = new Doodle3DManager();
-
-doodle3DManager.addEventListener('boxappeared', (event) => {
-	var box = event.box;
+const doodle3DManager = new Doodle3DManager();
 
+doodle3DManager.addEventListener('boxappeared', ({box}) => {
 	box.addEventListener('connect', (event) => {
 	});
 
@@ -16,7 +14,7 @@ doodle3DManager.addEventListener('boxappeared', (event) => {
 	});
 
 	box.addEventListener('update', (event) => {
-		var status = event.state;
+		let status = event.state;
 	});
 
 	box.setAutoUpdate(true);