javascript4.0(全选，铺展)
日期：2014-05-16 浏览次数：20298 次
javascript4.0(全选，展开)
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'end.jsp' starting page</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">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
<script type="text/javascript">
var value = <%= request.getParameter("number")%>;
alert(value);
function checkAll()
{
var s = document.getElementsByName("check");
var m = document.getElementsByName("all")[0];
if(m.checked)
{
for(var i = 0; i < s.length; i++)
{
s[i].checked = true;
}
}
else
{
for(var i = 0; i < s.length; i++)
{
s[i].checked = false;
}
}
}
function turn()
{
with(document)
{
var m = getElementById("change");
var n = getElementById("table");
if(m.value == "收缩")
{
n.style.display = "none";
m.value = "展开";
}
else
{
n.style.display = "block";
m.value = "收缩";
}
}
}
</script>
</head>
<body>
<table border="1" align="center" width="60%">
<tr>
<td>
<input type="checkbox" name="all" onclick="checkAll();">全选
</td>
<td>
<input type="button" value="收缩" id="change" onclick="turn();">
</td>
</tr>
</table>
<% int number = Integer.parseInt(request.getParameter("number")); %>
<table border="1" align="center" width="60%" id="table">
<% for(int i = 1; i <= number; i++)
{%>
<tr>
<td>
<input type="checkbox" name="check">
</td>
<td>
<%= i %>
</td>
</tr>
<%} %>
</table>
</body>
</html>
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