<html>
<body>
<h2>JavaScript switch</h2>
<p id="demo"></p>
<script>
var text;
switch (new Date().getDay()) {
case 4:
case 5:
text = "周末马上就到了";
break;
case 0:
case 6:
text = "今天是周末";
break;
default:
text = "期待周末";
}
document.getElementById("demo").innerHTML = text;
</script>
</body>
</html>