二十一、JavaScript之访问对象属性

2024-10-08 16:33:50

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>

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