juery操作checkbox 

<script src="http://img.jb51.net/jslib/jquery/jquery14.js"></script> 
<script type="text/javascript"> 
//全选 
function CheckedAll(){ 
$(':checkbox').attr('checked','checked'); 
} 

//全不选 
function CheckedNo(){ 
$(':checkbox').attr('checked',''); 
} 

//反选 
function CheckedRev(){ 
var arr = $(':checkbox'); 
for(var i=0;i<arr.length;i++){ 
arr[i].checked = ! arr[i].checked; 
} 
} 
</script> 
<body> 
<div> 
<input id="CheckAll" type="checkbox" /> 
<input name="subBox" type="checkbox" /> 
<input name="subBox" type="checkbox" /> 
<input name="subBox" type="checkbox" /> 
<input name="subBox" type="checkbox" /> 
</div> 
<input type="button" name="btnCheckedAll" value="全　选" onclick="javascript:CheckedAll();" /> 
<input type="button" name="btnCheckedNo" value="全不选" onclick="javascript:CheckedNo();" /> 
<input type="button" name="btnCheckedRev" value="反　选" onclick="javascript:CheckedRev();" /> 
</body>

 

posted @ 2013-08-16 16:24  wanggd_blog  阅读(199)  评论(0)    收藏  举报