$w.onReady(function () { $w('#message').text = 'Hello World'; $w('#button').label = 'Click Me'; $w('#button').onClick(() => { $w('#message').text = 'Hello from Velo!'; }); }); // Make sure the element IDs in the code match the IDs of the elements on your site. // You can change an element’s ID using the Properties & Events panel located on the right side of the Code Panel.