switch1
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
<script type="text/javascript">
var score =75;
switch(score){
case score >= 60 && score <=100:
alert("合格");
break;
case score < 60 && score >=0:
alert("不合格");
break;
default:
alert("不合法");
break;
}
</script>
</head>
<body>
</body>
</html>
switch2
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>switch2</title>
<script type="text/javascript">
var date=7;
switch (date){
case 1:
alert("星期一");
break;
case 2:
alert("星期二");
break;
case 3:
alert("星期三");
break;
case 4:
alert("星期四");
break;
case 5:
alert("星期五");
break;
case 6:
alert("星期六");
break;
case 7:
alert("星期日");
break;
default:
alert("输入不合法");
break;
}
</script>
</head>
<body>
</body>
</html>
