• 使用JS分页 <span> beta 2.0 未封装的分页


    <html>
        <head>
            <title>分页</title>
            <style>
            #titleDiv{
                width:500px;
                    background-color:silver;
                    margin-left:300px;
                    /***/margin-top:100px;
            }
            #titleDiv span{
                margin-left:50px;
            }
    
    
                #contentDiv{
                    width:500px;
                    background-color:gray;
                    margin-left:300px;
                    
                }
                #contentDiv span{
                    /**display:inline;
                    100px;*/
                    margin-left:50px;
                }
                #pageDiv{
                    width:500px;
                    margin-left:420px;
                    margin-top:20px;
                    /**background-color:gold;*/
                }
    
                #pageDiv span{
                    margin-left:10px;
                }
            </style>
        </head>
        <body>
            <div id="titleDiv">
                <span>学号</span><span>姓名</span><span>年龄</span><span>性别</span><br/>
            </div>
            
            <div id="contentDiv">
                                    
            </div>
            
            <div id="pageDiv">
            <!--<span onclick="doFirst();">首页</span><span onclick="doUp();">上一页</span>
            <span onclick="doNext();">下一页</span><span onclick="doLast();">尾页</span>
                <input id="goPage" style="20px"/><span onclick="doGo();">GO</span>
                
            <!--
                <input type="button" onclick="doFirst();" value="首页"></input><input type="button" onclick="doUp();"  value="上一页"></input>
            <input type="button" onclick="doNext();"  value="下一页"></input><input type="button" onclick="doLast();"  value="尾页"></input>
                <input id="goPage" style="20px"/><input type="button" onclick="doGo();" value="GO"></input>
            </div>
            -->
            <a href="#" onclick="doFirst();" >首页</a>    
            <a href="#" onclick="doUp();" >上一页</a>    
            <a href="#" onclick="doNext();" >下一页</a>
            <a href="#" onclick="doLast();" >尾页</a>    
            <input id="goPage" style="20px"/><a href="#" onclick="doGo();" >GO</a>
        </body>
    <script>
            var stus=[];
            function Student(num,sname,age,sex){
                this.num=num;
                this.sname=sname;
                this.age=age;
                this.sex=sex;
                this.toString=function(){
                    return num+"-"+sname+"-"+age+"-"+sex;
                }
            }
            //初始化
            function init(){
                //多个学生信息装入数组中
                for(var i=0;i<55;i++){
                stus.push(new Student(10000+i,'zs'+i,20+i,''));
                }
            }
    </script>
    
    <script>
        var contentDiv=document.getElementById("contentDiv");
        /**
            数据源 显示位置 每页显示几个 当前页 
            可以把下面方法 封装到分页模型,实现通用性
    
            如果是table,如何实现分页功能?
        */
        //分页模型
        function PageModel(){
            this.cunPage;//当前页
            this.pageContent;//一页显示多少个
            this.totalNum;//总记录数
            this.totalPage=function (){
                    return Math.ceil(this.totalNum/this.pageContent);
            }
            
        }
    
        //首页
        function doFirst(){
            pageModel.cunPage=1;
            contentDiv.innerHTML=doShow(pageModel.cunPage,stus);
        }
    
        //上一页
        function doUp(){
            if(pageModel.cunPage<=1){
                    return ;
            }
            pageModel.cunPage--;    
            contentDiv.innerHTML=doShow(pageModel.cunPage,stus);
        }
        
        //下一页
        function doNext(){
            if(pageModel.cunPage>=pageModel.totalPage()){
                return ;
            }
            pageModel.cunPage++;
            contentDiv.innerHTML=doShow(pageModel.cunPage,stus);
        }
    
    
        //最后一页
        function doLast(){
            pageModel.cunPage=pageModel.totalPage();
            contentDiv.innerHTML=doShow(pageModel.cunPage,stus);
        }
    
        //跳转
        function doGo(){
            var goPage =parseInt(document.getElementById("goPage").value);
            if(goPage<1||goPage>pageModel.totalPage()){
                return ;
            }
            pageModel.cunPage=parseInt(goPage);        
            contentDiv.innerHTML=doShow(pageModel.cunPage,stus);
        }
    
        //插入显示
        function doShow(CurrentPage,stus){
            var start=(CurrentPage-1)*pageModel.pageContent;
            var end=CurrentPage*pageModel.pageContent;        
            var s="";
            for(var i=start;i<end;i++){
                    if(stus[i]!=null){
                        s+='<span>'+stus[i].num+'</span><span>'+stus[i].sname+'</span><span>'
                        +stus[i].age+'</span><span>'+stus[i].sex+'</span><br/>';
                    }
            }
            return s;
        }
    </script>
    <script>    
        init();
        var pageModel=new PageModel();
        pageModel.pageContent=10;
        pageModel.totalNum=stus.length;
        doFirst();
    </script>
    </html>
    View Code
      1 <html>
      2     <head>
      3         <title>分页</title>
      4         <style>
      5         #titleDiv{
      6             width:500px;
      7                 background-color:silver;
      8                 margin-left:300px;
      9                 /***/margin-top:100px;
     10         }
     11         #titleDiv span{
     12             margin-left:50px;
     13         }
     14 
     15 
     16             #contentDiv{
     17                 width:500px;
     18                 background-color:gray;
     19                 margin-left:300px;
     20                 
     21             }
     22             #contentDiv span{
     23                 /**display:inline;
     24                 100px;*/
     25                 margin-left:50px;
     26             }
     27             #pageDiv{
     28                 width:500px;
     29                 margin-left:420px;
     30                 margin-top:20px;
     31                 /**background-color:gold;*/
     32             }
     33 
     34             #pageDiv span{
     35                 margin-left:10px;
     36             }
     37         </style>
     38     </head>
     39     <body>
     40         <div id="titleDiv">
     41             <span>学号</span><span>姓名</span><span>年龄</span><span>性别</span><br/>
     42         </div>
     43         
     44         <div id="contentDiv">
     45                                 
     46         </div>
     47         
     48         <div id="pageDiv">
     49         <!--<span onclick="doFirst();">首页</span><span onclick="doUp();">上一页</span>
     50         <span onclick="doNext();">下一页</span><span onclick="doLast();">尾页</span>
     51             <input id="goPage" style="20px"/><span onclick="doGo();">GO</span>
     52             
     53         <!--
     54             <input type="button" onclick="doFirst();" value="首页"></input><input type="button" onclick="doUp();"  value="上一页"></input>
     55         <input type="button" onclick="doNext();"  value="下一页"></input><input type="button" onclick="doLast();"  value="尾页"></input>
     56             <input id="goPage" style="20px"/><input type="button" onclick="doGo();" value="GO"></input>
     57         </div>
     58         -->
     59         <a href="#" onclick="doFirst();" >首页</a>    
     60         <a href="#" onclick="doUp();" >上一页</a>    
     61         <a href="#" onclick="doNext();" >下一页</a>
     62         <a href="#" onclick="doLast();" >尾页</a>    
     63         <input id="goPage" style="20px"/><a href="#" onclick="doGo();" >GO</a>
     64     </body>
     65 <script>
     66         var stus=[];
     67         function Student(num,sname,age,sex){
     68             this.num=num;
     69             this.sname=sname;
     70             this.age=age;
     71             this.sex=sex;
     72             this.toString=function(){
     73                 return num+"-"+sname+"-"+age+"-"+sex;
     74             }
     75         }
     76         //初始化
     77         function init(){
     78             //多个学生信息装入数组中
     79             for(var i=0;i<55;i++){
     80             stus.push(new Student(10000+i,'zs'+i,20+i,''));
     81             }
     82         }
     83 </script>
     84 
     85 <script>
     86     var contentDiv=document.getElementById("contentDiv");
     87     /**
     88         数据源 显示位置 每页显示几个 当前页 
     89         可以把下面方法 封装到分页模型,实现通用性
     90 
     91         如果是table,如何实现分页功能?
     92     */
     93     //分页模型
     94     function PageModel(){
     95         this.cunPage;//当前页
     96         this.pageContent;//一页显示多少个
     97         this.totalNum;//总记录数
     98         this.totalPage=function (){
     99                 return Math.ceil(this.totalNum/this.pageContent);
    100         }
    101         
    102     }
    103 
    104     //首页
    105     function doFirst(){
    106         pageModel.cunPage=1;
    107         contentDiv.innerHTML=doShow(pageModel.cunPage,stus);
    108     }
    109 
    110     //上一页
    111     function doUp(){
    112         if(pageModel.cunPage<=1){
    113                 return ;
    114         }
    115         pageModel.cunPage--;    
    116         contentDiv.innerHTML=doShow(pageModel.cunPage,stus);
    117     }
    118     
    119     //下一页
    120     function doNext(){
    121         if(pageModel.cunPage>=pageModel.totalPage()){
    122             return ;
    123         }
    124         pageModel.cunPage++;
    125         contentDiv.innerHTML=doShow(pageModel.cunPage,stus);
    126     }
    127 
    128 
    129     //最后一页
    130     function doLast(){
    131         pageModel.cunPage=pageModel.totalPage();
    132         contentDiv.innerHTML=doShow(pageModel.cunPage,stus);
    133     }
    134 
    135     //跳转
    136     function doGo(){
    137         var goPage =parseInt(document.getElementById("goPage").value);
    138         if(goPage<1||goPage>pageModel.totalPage()){
    139             return ;
    140         }
    141         pageModel.cunPage=parseInt(goPage);        
    142         contentDiv.innerHTML=doShow(pageModel.cunPage,stus);
    143     }
    144 
    145     //插入显示
    146     function doShow(CurrentPage,stus){
    147         var start=(CurrentPage-1)*pageModel.pageContent;
    148         var end=CurrentPage*pageModel.pageContent;        
    149         var s="";
    150         for(var i=start;i<end;i++){
    151                 if(stus[i]!=null){
    152                     s+='<span>'+stus[i].num+'</span><span>'+stus[i].sname+'</span><span>'
    153                     +stus[i].age+'</span><span>'+stus[i].sex+'</span><br/>';
    154                 }
    155         }
    156         return s;
    157     }
    158 </script>
    159 <script>    
    160     init();
    161     var pageModel=new PageModel();
    162     pageModel.pageContent=10;
    163     pageModel.totalNum=stus.length;
    164     doFirst();
    165 </script>
    166 </html>
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  • 原文地址:https://www.cnblogs.com/1020182600HENG/p/6072964.html
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