这次给大家带来js实现ajax分页（图文详解），js实现ajax分页的注意事项有哪些，下面就是实战案例，一起来看一下。
本文实例讲述了js实现ajax分页的方法。分享给大家供大家参考，具体如下：
<!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>
<meta http-equiv="content-type" content="text/html; charset=gb2312" />
<title>untitled document</title>
</head>
<body>
<style type="text/css">
*{margin:0;padding:0}
.ajax_page{padding:1px 4px;border:1px solid #e60011;margin:0 2px;text-decoration:none;color:#666666;font-family:mingliu;font-size:11px;height:14px;line-height:14px;float:left;font-weight:bold;display:block;}
span.currentpage{padding:2px 4px;color:#666666;font-size:11px;height:14px;line-height:14px;float:left;display:block;font-weight:bold;font-family:mingliu}
</style>
<style type="text/css">
*{margin:0;padding:0}
.ajax_page{padding:1px 4px;border:1px solid #e60011;margin:0 2px;text-decoration:none;color:#666666;font-family:mingliu;font-size:11px;height:14px;line-height:14px;float:left;font-weight:bold;display:block;}
span.currentpage{padding:2px 4px;color:#666666;font-size:11px;height:14px;line-height:14px;float:left;display:block;font-weight:bold;font-family:mingliu}
</style>
<p id="demo" style="width:500px;margin:10px auto;"></p>
<script type="text/javascript">
<!--
function initpage(totalpages,curpage,middlepage,container){
var htmlstr = '';
if(curpage > totalpages) {curpage = totalpages}
if(curpage < 0) {curpage = 1}
var curbigpage = math.ceil(curpage/middlepage)
//当前所在的屏数,如curpage=21,总页数为50页时,屏数就是3（当前是第几屏）实际上是这种形式：math.ceil(curpage*pagesize/pagesize*perpage)
var totalbigpage = math.ceil(totalpages/middlepage); //总的屏数
if( totalpages < middlepage){
for(var i=1;i<totalpages+1;i++){
if(i == curpage){
htmlstr += '<span class="currentpage">' + i + '</span>';
}else{
htmlstr += '<a href="javascript:void(0)" mce_href="javascript:void(0)" onclick="initpage('+ totalpages+','+i+','+middlepage +',/''+ container+'/');getpagedata('+ i+');return false" class="ajax_page">'+i +'</a>';
}
}
}else{
var curbigstart = (curbigpage-1)*middlepage + 1;
if(curbigpage == totalbigpage){
var curbigend = totalpages;
}else{
var curbigend = curbigpage * middlepage;
}
if(curbigpage != 1){ //前一屏
var precurpage = curbigstart - middlepage;
htmlstr += '<a href="javascript:void(0)" mce_href="javascript:void(0)" onclick="initpage('+ totalpages+','+precurpage+','+middlepage +',/''+ container+'/');getpagedata('+ precurpage +');return false" class="ajax_page">pre</a>';
}
for(var i=curbigstart;i<=curbigend;i++){
if(i == curpage){
htmlstr += '<span class="currentpage">' + i + '</span>';
}else{
htmlstr += '<a href="javascript:void(0)" mce_href="javascript:void(0)" onclick="initpage('+ totalpages+','+i+','+middlepage +',/''+ container+'/');getpagedata('+ i +');return false" class="ajax_page">' + i + '</a>';
}
}
if(curbigpage != totalbigpage){ //后一屏
var nextcurpage = curbigstart + middlepage;
htmlstr += '<a href="javascript:void(0)" mce_href="javascript:void(0)" onclick="initpage('+ totalpages+','+nextcurpage+','+middlepage +',/''+ container+'/');getpagedata('+ nextcurpage + ');return false" class="ajax_page">next</a>';
}
}
document.getelementbyid('demo').innerhtml = htmlstr
}
function getpagedata(i){
alert('现在取第 '+i+ ' 页数据'); //ajax get data
}
initpage(50,2,10,'demo');
// --></script>
</body>
</html>
相信看了本文案例你已经掌握了方法，更多精彩请关注其它相关文章！
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以上就是js实现ajax分页（图文详解）的详细内容。