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老师批语：jQuery本身就是基于元素的遍历的, 所以遍历功能强大
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Document</title>
<script src="https://cdn.staticfile.org/jquery/1.10.2/jquery.min.js"></script>
</head>
<style>
.obj-b,
.obj-aa {
height: 100px;
width: 300px;
background-color: brown;
color: white;
line-height: 100px;
text-align: center;
}
</style>
<body>
<h3>JS对象的创建、属性和方法</h3>
<button id="but-a">弹出对象one的属性</button>
<button id="but-b">弹出对象two的属性</button>
<button id="but-c">弹出对象three的属性</button>
<p id="obj-a" class="obj-aa"></p>
<p id="obj-cc" class="obj-b"></p>
<ul id="each-a">
$.each()遍历输出<button id="but-d">点击开始</button>
<li></li>
<li></li>
<li></li>
<li></li>
<li></li>
</ul>
</body>
</html>
<script>
//创建一个对象---定义、创建实例
var object_new = new Object();
//添加属性和方法
object_new.name = "xiaohu";
object_new.age = 20;
object_new.sex = "男";
object_new.work = function() {
$('p.obj-b').text('这是object_new对象的一个方法');
}
//调用对象的方法--1
object_new.work();
//调用对象的属性--1
$('#obj-a').text(object_new.name);
//调用对象的属性--2
$('#but-a').click(function() {
$('#obj-a').text('这是object_new对象的age属性---' + object_new['age']);
});
//创建一个对象
var object_three = {
name: "xiaomao",
age: 22,
sex: "女",
address: [
'河南省', '郑州市', '新郑市', '新华路小学', "三年级一班"
],
work: function() {
$('p.obj-b').text('这是object_three对象的一个方法');
}
};
//调用对象的属性--3-1
$('#but-c').click(function() {
$('#obj-cc').text('这是object_three对象的age属性---' + object_three['age']);
});
//调用对象的方法--3-2
$('#but-c').dblclick(function() {
object_three.work();
});
$('#obj-cc').mouseenter(function() {
$('#obj-cc').text('这是object_three对象的age属性---' + object_three['address'][0]);
});
//遍历
var each_num = 0;
$('#but-d').click(function() {
$('#each-a li').each(function() {
$(this).text(object_three['address'][each_num]);
each_num++;
});
});
</script>点击 "运行实例" 按钮查看在线实例
总结：JS对象真多，直接学JQ吧！
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