• JS表格分页(封装版)


    HTML代码:

    <html>
    <head>
        <meta charset='utf-8'>
    <script type="text/javascript" src="script.js"></script>
     <style type="text/css">
        #idData {color: red;border: solid;text-align: center;}
        a{text-decoration: none;}
     </style>
    </head>
    <body>
        <table id="idData" width="70%">        
            <tr><td>测试编号1</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号2</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号3</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号4</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号5</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号6</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号7</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号8</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号9</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号10</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号11</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号12</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号13</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号14</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号15</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号16</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号17</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号18</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号19</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号20</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号21</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号22</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号23</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号24</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号25</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号26</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号27</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号28</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号29</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号30</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号31</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>        
            <tr><td>测试编号32</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号33</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号34</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号35</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号36</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>
            <tr><td>测试编号37</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>        
            <tr><td>测试编号38</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>        
            <tr><td>测试编号39</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>        
            <tr><td>测试编号40</td><td>25</td><td>单元格1</td><td>单元格2</td></tr>        
        </table>
        <table width="60%" align="right">
            <tr><td><div id="barcon" name="barcon"></div></td></tr>
        </table>
    </body> 
    </html>
    <script type="text/javascript" language="javascript"> 
    window.onload = function(){ 
        goPage(1,10);
    }; 
    </script> 

    script.js:

    /**
     * 分页函数
     * pno--页数
     * psize--每页显示记录数
     * 分页部分是从真实数据行开始,因而存在加减某个常数,以确定真正的记录数
     * 纯js分页实质是数据行全部加载,通过是否显示属性完成分页功能
     **/
    function goPage(pno,psize){
        var itable = document.getElementById("idData");
        var num = itable.rows.length;//表格所有行数(所有记录数)
        console.log(num);
        var totalPage = 0;//总页数
        var pageSize = psize;//每页显示行数
        //总共分几页 
        if(num/pageSize > parseInt(num/pageSize)){   
                totalPage=parseInt(num/pageSize)+1;   
           }else{   
               totalPage=parseInt(num/pageSize);   
           }   
        var currentPage = pno;//当前页数
        var startRow = (currentPage - 1) * pageSize+1;//开始显示的行  31 
           var endRow = currentPage * pageSize;//结束显示的行   40
           endRow = (endRow > num)? num : endRow;    40
           console.log(endRow);
           //遍历显示数据实现分页
        for(var i=1;i<(num+1);i++){    
            var irow = itable.rows[i-1];
            if(i>=startRow && i<=endRow){
                irow.style.display = "block";    
            }else{
                irow.style.display = "none";
            }
        }
        var pageEnd = document.getElementById("pageEnd");
        var tempStr = "共"+num+"条记录 分"+totalPage+"页 当前第"+currentPage+"页";
        if(currentPage>1){
            tempStr += "<a href="#" onClick="goPage("+(1)+","+psize+")">首页</a>";
            tempStr += "<a href="#" onClick="goPage("+(currentPage-1)+","+psize+")"><上一页</a>"
        }else{
            tempStr += "首页";
            tempStr += "<上一页";    
        }
    
        if(currentPage<totalPage){
            tempStr += "<a href="#" onClick="goPage("+(currentPage+1)+","+psize+")">下一页></a>";
            tempStr += "<a href="#" onClick="goPage("+(totalPage)+","+psize+")">尾页</a>";
        }else{
            tempStr += "下一页>";
            tempStr += "尾页";    
        }
    
        document.getElementById("barcon").innerHTML = tempStr;
        
    }
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  • 原文地址:https://www.cnblogs.com/shiy/p/8431442.html
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