<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>xxx</title>
</head>
<body>
<p>创建 JavaScript 对象。</p>
<p id="demo"></p>
<script>
var person = {
firstName : "John",
lastName : "Doe",
age : 50,
eyeColor : "blue"
};
document.getElementById("demo").innerHTML =
person.firstName + " 现在 " + person.age + " 岁。";
</script>
</body>
</html>