yige.org 试一个

<html>
<body>
<script type="text/javascript">
var d = new Date();
theDay=d.getDay();
switch (theDay)
{
case 5:
  document.write("<b>Finally Friday</b>");
  break
case 6:
  document.write("<b>Super Saturday</b>");
  break
case 0:
  document.write("<b>Sleepy Sunday</b>");
  break
default:
  document.write("<b>I'm really looking forward to this weekend!</b>");
}
</script>

<p>This JavaScript will generate a different greeting based on what day it is. Note that Sunday=0, Monday=1, Tuesday=2, etc.</p>

</body>
</html>

结果:

编辑上面的代码，点击查看结果。

yige.org - 试一个