js实现全选/全不选、反选

<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title></title>
    <script type="text/javascript" src="jquery-1.8.3.min.js"></script>
    <script type="text/javascript">
    $(function(){
        //全不选
        /*
        $('#checkAll').click(function() {
            var chk = $(this).prop('checked');
            $('input[name=choose]').prop('checked',chk);
        });
        */
        $('#checkAll').click(function() {
            $('input[name=choose]').prop('checked',this.checked);
        });
        //反选
        $('#checkRev').click(function(){
            $('input[name=choose]').each(function(){
                this.checked = !this.checked;
            });
        });
    });
    </script>
</head>
<body>
    <input type="checkbox" id="checkAll">全选/全不选<br>
    <input type="checkbox" id="checkRev">反选<br>
    <input type="checkbox" name="choose">1<br>
    <input type="checkbox" name="choose">2<br>
    <input type="checkbox" name="choose">3<br>
    <input type="checkbox" name="choose">4<br>
    <input type="checkbox" name="choose">5<br>
    <input type="checkbox" name="choose">6<br>
    <input type="checkbox" name="choose">7<br>
    <input type="checkbox" name="choose">8<br>
    <input type="checkbox" name="choose">9<br>
    <input type="checkbox" name="choose">10<br>
</body>
</html>