<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<script>
//整型
var length=100;
console.log(length);
//字符串类型
var name ="xue shi hao";
console.log(name);
//数组
var cars =["volvo","bmw","aodi"];
console.log(cars);
//浮点
var f= 3.14;
console.log(f);
//布尔
var islogin=true;
console.log(islogin);
//对象
var student={name: "liyang ",age: "34"};
//乱序输出
console.log(student);
</script>
</body>
</html>
