1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<style>
#data {
border-collapse: collapse;
}
#data td, #data th {
width: 120px;
height: 40px;
text-align: center;
border: 1px solid black;
}
#buttons {
margin: 10px 0;
}
</style>
</head>
<body>
<table id="data">
<caption>数据统计表</caption>
<tbody>
<tr>
<th>姓名</th>
<th>年龄</th>
<th>性别</th>
<th>身高</th>
<th>体重</th>
</tr>
<tr>
<td>Item1</td>
<td>Item2</td>
<td>Item3</td>
<td>Item4</td>
<td>Item5</td>
</tr>
<tr>
<td>Item1</td>
<td>Item2</td>
<td>Item3</td>
<td>Item4</td>
<td>Item5</td>
</tr>
<tr>
<td>Item1</td>
<td>Item2</td>
<td>Item3</td>
<td>Item4</td>
<td>Item5</td>
</tr>
<tr>
<td>Item1</td>
<td>Item2</td>
<td>Item3</td>
<td>Item4</td>
<td>Item5</td>
</tr>
<tr>
<td>Item1</td>
<td>Item2</td>
<td>Item3</td>
<td>Item4</td>
<td>Item5</td>
</tr>
<tr>
<td>Item1</td>
<td>Item2</td>
<td>Item3</td>
<td>Item4</td>
<td>Item5</td>
</tr>
</tbody>
</table>
<div id="buttons">
<button id="pretty">隔行换色</button>
<button id="clear">清除数据</button>
<button id="remove">删单元格</button>
<button id="hide">隐藏表格</button>
</div>
<!-- jQuery: Write Less Do More -->
<!-- 加载本地的jQuery文件适合开发和测试时使用 -->
<script src="js/jquery.min.js"></script>
<!-- 下面的方式适合商业项目通过CDN服务器来加速获取jQuery的JS文件 -->
<!-- <script src="https://cdn.bootcss.com/jquery/3.3.1/jquery.min.js"></script> -->
<script>
$(function() {
$('#hide').on('click', function() {
// 根据样式表选择器获取元素获取到的不是原生的JS对象
// 而是经过jQuery封装过后的对象(有更多的方法方便操作)
$('#data').fadeOut(2000);
});
$('#remove').on('click', function() {
$('#data tr:gt(0):last-child').remove();
});
$('#clear').on('click', function() {
$('#data tr:gt(0)>td').empty();
});
$('#pretty').on('click', function() {
$('#data tr:gt(0):odd').css({
'background-color': '#ccc',
'font-size': '36px',
'font-weight': 'bolder'
});
$('#data tr:gt(0):even').css('background-color', '#abc');
});
});
</script>
</body>
</html>