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表格排序

2024-08-30 00:25:21   218人阅读

<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>无标题文档</title>
<script>
window.onload=function ()
{
    var oTab=document.getElementById(‘tab1‘);
    var oBtn=document.getElementById(‘btn1‘);
    
    oBtn.onclick=function ()
    {
        var arr=[];
        //排序的对象放入数组中
        for(var i=0;i<oTab.tBodies[0].rows.length;i++)
        {
            arr[i]=oTab.tBodies[0].rows[i];
        }
        //给数组排序
        arr.sort(function (tr1, tr2){
            var n1=parseInt(tr1.cells[0].innerHTML);  //获得id号
            var n2=parseInt(tr2.cells[0].innerHTML);
            
            return n1-n2;
        });
        
        for(var i=0;i<arr.length;i++)
        {
            oTab.tBodies[0].appendChild(arr[i]);  //将排好顺序的数组添加到tbody中
        }
    };
};
</script>
</head>

<body>
<input id="btn1" type="button" value="排序" />
<table id="tab1" border="1" width="500">
    <thead>
        <td>ID</td>
        <td>姓名</td>
        <td>年龄</td>
        <td>操作</td>
    </thead>
    <tbody>
        <tr>
            <td>2</td>
            <td>张三</td>
            <td>23</td>
            <td></td>
        </tr>
        <tr>
            <td>6</td>
            <td>王四</td>
            <td>24</td>
            <td></td>
        </tr>
        <tr>
            <td>1</td>
            <td>Blue</td>
            <td>27</td>
            <td></td>
        </tr>
        <tr>
            <td>5</td>
            <td>张伟</td>
            <td>24</td>
            <td></td>
        </tr>
        <tr>
            <td>3</td>
            <td>李四</td>
            <td>28</td>
            <td></td>
        </tr>
        <tr>
            <td>4</td>
            <td>王五</td>
            <td>25</td>
            <td></td>
        </tr>
    </tbody>
</table>
</body>
</html>

 

表格排序


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