<html>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>全选,反选,全不选</title>
<head></head>
<script type="text/javascript" src="jquery-1.4.3.js"></script>
<script type="text/javascript">
$(function(){
$("#CheckedAll").click(function(){
$("#playList :checkbox").attr("checked",true);
});
$("#unSelect").click(function(){
$("#playList :checkbox").attr("checked",false);
});
$("#reverse").click(function(){
$("#playList :checkbox").each(function(){
$(this).attr("checked",!$(this).attr("checked"));
})
});
$("#send").click(function(){
var str = "你选中的爱好:\r\n";
$(‘input[type=checkbox][name=items]:checked‘).each(function(){
str+=$(this).val()+‘\r\n‘;
});
alert(str);
});
});
</script>
<body>
<form>
你爱好的运动是?<br/><input type="button" id="CheckedAll" value="全选"/><br/>
<input type="button" id="unSelect" value="全不选"/><br/>
<input type="button" id="reverse" value="反选"/><br/>
<div id="playList">
<input type="checkbox" name="items" value="足球"/>足球
<input type="checkbox" name="items" value="篮球"/>篮球
<input type="checkbox" name="items" value="羽毛球"/>羽毛球
<input type="checkbox" name="items" value="乒乓球"/>乒乓球<br/>
<input type="button" id="send" value="提 交"/>
</div>
</form>
</body>
</html>