Jquery实现全选和全不选
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'index.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 src="js/jquery-1.6.1.min.js">
</script>
</head>
<body>
<table id="dataTab">
<tr>
<th>
<input type="checkbox" id="selectCheck" onclick="selectAll();" value="test"/>
</th>
</tr>
<tr>
<td>
<input type="checkbox" name="box" >
</td>
<td>
####
</td>
<td>
<input type="checkbox" name="box">
</td>
<td>
####
</td><td>
<input type="checkbox" name="box">
</td>
<td>
####
</td>
</tr>
</table>
<hr/>
<table id="dataTab_1">
<tr>
<th>
<input type="checkbox" id="selectCheck_1" onclick="selectAll_1();" value="test" checked="false"/>
</th>
</tr>
<tr>
<td>
<input type="checkbox" >
<input type="checkbox" id="testBox" value="复选框" >
</td>
<td>
####
</td>
<td>
<input type="checkbox" >
</td>
<td>
####
</td><td>
<input type="checkbox">
</td>
<td>
####
</td>
</tr>
</table>
</body>
</html>
<script>
function selectAll(){
//alert($("#selectCheck").attr("checked"));
$.each($("input[name='box']"),function(){
if($("#selectCheck").attr("checked")){
$(this).attr("checked",$("#selectCheck").attr("checked"));
}
else{
$(this).removeAttr("checked");
}
});
}
function selectAll_1(){
var isChecked=$("#selectCheck_1").attr("checked");
$("#dataTab_1 tr:gt(0) :checkbox").each(function(){
if(isChecked){
$(this).attr("checked","checked");
}
else{
$(this).removeAttr("checked");
}
});
}
</script>
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