<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<script src="js/jquery.js"></script>
<script>
window.onload = function(){
document.getElementById('btnok').onclick = function(){
//1.获取表单元素值
var hang = $('#hang').val()-1;
var lie = $('#lie').val()-1;
var content = $('#content').val();
//2.通过层次选择器获取表格元素
$('tr:eq('+hang+')>td:eq('+lie+')').html(content);
}
}
</script>
</head>
<body>
<table border="1" width="800">
<tr>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
</tr>
<tr>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
</tr>
<tr>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
</tr>
<tr>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
</tr>
</table>
<hr />
cols:<input type="text" id="hang">
<hr />
rows:<input type="text" id="lie">
<hr />
content:<textarea id="content"></textarea>
<hr />
<input type="button" id="btnok" value="录入" />
</body>
</html>
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