javascript switch语句用法入门教程

//switch语句
var d=new Date() 
theDay=d.getDay() 
 
switch (theDay) 
{ 
case 5: 
  document.write("Finally Friday") 
  break 
case 6: 
  document.write("Super Saturday") 
  break 
case 0: 
  document.write("Sleepy Sunday") 
  break 
default: 
  document.write("I'm looking forward to this weekend!") 
}