本文介绍了一个简单的JSP页面示例，该页面使用JavaScript实现了复选框的全选与全不选功能。通过点击按钮，可以轻松控制表格中所有兴趣选项的选中状态。
<%@ page language="java" import="java.util.*"pageEncoding="UTF-8"%>
<%
Stringpath = request.getContextPath();
StringbasePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTDHTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'index4.jsp' startingpage</title>
<meta http-equiv="pragma"content="no-cache">
<meta http-equiv="cache-control"content="no-cache">
<meta http-equiv="expires"content="0">
<meta http-equiv="keywords"content="keyword1,keyword2,keyword3">
<meta http-equiv="description"content="This is my page">
<script type="text/javascript"src="plug/jquery.js"></script>
</head>
<body>
<table>
<tr>
<td><input type="checkbox"name="checkbox" value="checkbox">看书</td>
<td><input type="checkbox"name="checkbox" value="checkbox">踢足球</td>
<td><input type="checkbox"name="checkbox" value="checkbox">游泳</td>
<td><input type="checkbox"name="checkbox" value="checkbox">编程</td>
</tr>
<tr>
<td><label><input type="button"name="Submit" value="全选" id="checkAll" onclick="checkAll()"/></label></td>
<td><label><input type="button"name="Submit2" value="全不选" id="checkNo" onclick="checkNo()"/></label></td>
</tr>
</table>
<script type="text/javascript">
/* $(function(){
$("#checkAll").click(function(){
$('[name=checkbox]:checkbox').attr('checked',true);
});
$("#checkNo").click(function(){
$('[name=checkbox]:checkbox').attr('checked',false);
});
}); */
function checkAll() {
$('[name=checkbox]:checkbox').attr('checked',true);
};
function checkNo() {
$('[name=checkbox]:checkbox').attr('checked',false);
};
</script>
</body>
</html>
运行效果如下：
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