javascript sort 排序

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
    <title></title>
    <meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
    <meta name="keywords" content="" />
    <meta name="description" content="" />
    <meta name="robots" content="all" />
    <style type="text/css">
        
    </style>
    <script type="text/javascript" src="jquery-1.7.1.js"></script>
</head>
<body>
    <div id="sort">
        点击排序</div>
    <ul>
        <li>
            <p>
                2</p>
        </li>
        <li>
            <p>
                1</p>
        </li>
        <li>
            <p>
                3</p>
        </li>
        <li>
            <p>
                5</p>
        </li>
        <li>
            <p>
                9</p>
        </li>
        <li>
            <p>
                6</p>
        </li>
        <li>
            <p>
                4</p>
        </li>
        <li>
            <p>
                8</p>
        </li>
        <li>
            <p>
                7</p>
        </li>
        <li>
            <p>
                10</p>
        </li>
    </ul>
    <script type="text/javascript">
            var temp = new Array();
        $("#sort").click(function () {            
            var container = $("ul");
            var rows = container.find("li");
            if ($(this).hasClass("selected")) {
                temp.reverse();
            } else {
                $.each(rows, function (i) {
                    temp[i] = rows.eq(i);
                });
                temp.sort(sortbyp);
            }
            function sortbyp(a, b) {
                var Aval = parseInt(a.find("p").text());
                var Bval = parseInt(b.find("p").text());
                if (Aval > Bval) {
                    return -1;
                } else {
                    return 1;
                }
            }
            container.empty();
            $.each(temp, function (i) {
                container.append(temp[i]);
            });
            $(this).addClass("selected");
        });        

    </script>
</body>
</html>

posted on 2012-05-15 17:46  lzf0514  阅读(260)  评论(0编辑  收藏  举报

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