二十一、JavaScript之访问对象属性

一、代码如下

 二、执行效果如下

<!DOCTYPE html>
<html>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<body>
<h1>我的第一张网页</h1>

<p id="demo"></p>

<script>

var person = {
    firstName: "Bill",
    lastName: "Gates",
    age: 18,
    eyeColor: "blue"
};
document.getElementById("demo").innerHTML = person["firstName"] + " is " + person["age"] + " years old.";
 
</script>

</body>
</html>

 

posted @ 2019-08-07 12:47  像一棵海草海草海草  阅读(178)  评论(0)  编辑  收藏  举报