xxxxxxxxxx
<html lang="en">
<head>
<meta charset="utf-8">
<title>JavaScript Specify the Date Value Outside of the Range</title>
</head>
<body>
<script>
var d = new Date(2018, 5, 24); // June 24, 2018
d.setDate(36); // Sets day to 36, new date will be July 6, 2018
document.write(d);
</script>
</body>
</html>