正文
JavaScript实现动态表格
提示：扫一扫查出行【扫一扫了解最新限行尾号】
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运行效果：
源代码：
1 <!DOCTYPE html>
2 <html lang="zh">
3 <head>
4 <meta charset="UTF-8">
5 <title>动态表格</title>
6 </head>
7 <body>
8 <button type="button" onclick="refresh()">刷新</button>
9 <button type="button" onclick="checkAll()">全选</button>
10 <button type="button" onclick="uncheckAll()">不选</button>
11 <button type="button" onclick="addCell()">添加</button>
12 <button type="button" onclick="copyCell()">拷贝</button>
13 <button type="button" onclick="copyCell();delCell()">移动</button>
14 <button type="button" onclick="delCell()">删除</button>
15
16 <table id="table1" border="1" width="320">
17 <tr>
18 <td width="20"><input type="checkbox" /></td>
19 <td width="100">1</td>
20 <td width="100">1</td>
21 <td width="100">1</td>
22 </tr>
23 <tr>
24 <td><input type="checkbox"></td>
25 <td>2</td>
26 <td>2</td>
27 <td>2</td>
28 </tr>
29 </table>
30 <br />
31 <table id="table2" border="1" width="320">
32 <tr>
33 <td width="20"><input type="checkbox" /></td>
34 <td width="100">你好！</td>
35 <td width="100">你好！</td>
36 <td width="100">你好！</td>
37 </tr>
38 <tr>
39 <td><input type="checkbox" /></td>
40 <td>你坏！</td>
41 <td>你好！</td>
42 <td>你好！</td>
43 </tr>
44 </table>
45 <form name="frmRefresh" action="dynamic_table.html">
46 </form>
47
48 <script type="text/javascript">
49 function addCell(){ //添加新的单元格
50 //插入新的一行
51 var oTargetRow = document.all("table1").insertRow();
52 for (var k = 0; k < document.getElementById("table1").rows[0].cells.length; k++) {
53 var oCell = oTargetRow.insertCell();
54 if (parseInt(k) === 0) {
55 oCell.innerHTML = "<input type='checkbox'>";
56 }
57 else {
58 oCell.innerHTML = k;
59 }
60 }
61 }
62
63 function checkAll(){ //选中所有的单元格
64 var eInput = document.all("table1").getElementsByTagName("input");
65 for (var i = 0; i < eInput.length; i++) {
66 eInput[i].checked = true;
67 }
68 }
69
70 function uncheckAll() {
71 var eInput = document.all("table1").getElementsByTagName("input");
72 for (var i = 0; i < eInput.length; i++) {
73 eInput[i].checked = false;
74 }
75 }
76
77 function copyCell(){ //拷贝单元格
78 var eInput = document.all("table1").getElementsByTagName("input");
79 var oTargetRow = null;
80 for (var i = 0; i < eInput.length; i++) {
81 if (eInput[i].checked) {
82 var oSourceRow = eInput[i].parentElement.parentElement;
83 //插入新的一行
84 oTargetRow = document.all("table2").insertRow();
85 for (var k = 0; k < document.all("table1").rows[0].cells.length; k++) {
86 var oCell = oTargetRow.insertCell();
87 oCell.innerHTML = oSourceRow.cells[k].innerHTML;
88 }
89 }
90 }
91 }
92
93 function delCell(){//删除单元格
94 var eInput = document.all("table1").getElementsByTagName("input");
95 for (var i = eInput.length - 1; i >= 0; i--) {
96 if (eInput[i].checked) {
97 var oSourceRow = eInput[i].parentElement.parentElement;
98 document.all("table1").deleteRow(oSourceRow.rowIndex);
99 }
100 }
101 }
102
103 function refresh(){ //刷新
104 frmRefresh.submit();
105 }
106
107 </script>
108 </body>
109 </html>
