tryjs_switch_4 在线代码实例

 <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>