<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>if...else</title>
<script type="text/JavaScript">
var myage =99;//赵红的年龄为99
if(myage<=44){
document.write("青年");
}else if(myage<=59){
document.write("中年人");
}else if(myage<=89){
document.write("老年人");
}else{
document.write("长寿老年人");
}
</script>
</head>
<body>
</body>
</html>
不带诗情画意
2014-10-24
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