本文实例讲述了jQuery实现的简单分页。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=utf-8" /> <title>JS分页Class - 风干的果子</title> <style type="text/css"> a {margin:3px; text-decoration:none;} </style> <script type="text/javascript" src="jquery.min.js"></script> <script type="text/javascript"> //jquery页面加载开始 $(function() { var pageDiv1=new jsPage("list","all","p1","3"); pageMethod.call(pageDiv1); var pageDiv2=new jsPage("list2","all","p2","5"); pageMethod.call(pageDiv2); })//$ //jquery 页面加载结束 //方法: pageMethod function pageMethod() { var obj=this; obj.resetTotal(); obj.reloadpage("1",obj.list_class); obj.page(); //生成页码 ready2go.call(obj); } //方法:ready2go function ready2go() { var obj=this; $("#"+obj.page_obj_id+" a").live("click",function() { //点击页码的时候跳到相应页 obj.target_p=parseInt($(this).attr("p")); gotopage.call(obj,obj.target_p); }) } // 方法: showClass function showClass(list,x,pDiv,pSize){ var pObj=new jsPage(list,x,pDiv,pSize); pageMethod.call(pObj); } // 方法: jsPage function jsPage(list_id,list_class,page_obj_id,pagesize) { // list_id 结果集UL的id // list_class 要显示的类别 // page_id 存放页码的id // pagesize 每页显示多少条 this.list_obj_id=list_id; this.list_Obj=$("#"+list_id); this.li=$("#"+list_id+" li"); this.li.hide(); this.page_obj_id=page_obj_id; this.page_obj=$("#"+page_obj_id); //存放页码的div this.list_class=list_class; // 类别 if(list_class=="all") { this.results=this.li.length; // 总记录数等于所有记录 } else { this.results=$("#"+list_id+" li."+list_class).length; // 总记录数等于指定类别的li数 } this.totalpage; // 总页数 this.pagesize=pagesize; //每页记录数 this.cpage=1; //当前页,默认显示第一页 this.count; this.target_p; this.curcount; this.outstr= ""; // 输出页码html }//jsPage结束 //方法: gotopage function gotopage(target){ this.cpage = target; //把页面计数定位到第几页 this.page(); this.reloadpage(target,this.list_class); } //给对象jsPage 增加函数 reloadpage jsPage.prototype.reloadpage=function(p,resultType) { this.li.hide(); for(var i=this.pagesize*p-this.pagesize;i<this.pagesize*p;i++) { if(resultType=="all") { this.li.eq(i).show(); }else { $("#"+this.list_obj_id+" li."+resultType).eq(i).show(); } } } //给对象jsPage 增加函数 resetTotal jsPage.prototype.resetTotal=function() { if(this.results==0){ this.totalpage=0; this.cpage=0; }else if(this.results<=this.pagesize) { this.totalpage=1; } else if(parseInt(this.results/this.pagesize)==1) { this.totalpage=2; } else if(parseInt(this.results/this.pagesize)>1 && this.results%this.pagesize==0){ this.totalpage=this.results/this.pagesize; } else { this.totalpage=parseInt(this.results/this.pagesize)+1; } }//resetTotal() //jsPage 对象增加函数 page jsPage.prototype.page=function() { if(this.totalpage<=10) { //总页数小于十页 页码以十页为单位 for (this.count=1;this.count<=this.totalpage;this.count++) { if(this.count!=this.cpage) { this.outstr = this.outstr + "<a href='javascript:void(0)' p='"+this.count+"' >"+this.count+"</a>"; }else { this.outstr = this.outstr + "<span >"+this.count+"</span>"; } } } if(this.totalpage>10) { //总页数大于十页 if(parseInt((this.cpage-1)/10) == 0) { for (this.count=1;this.count<=10;this.count++) { if(this.count!=this.cpage) { this.outstr = this.outstr + "<a href='javascript:void(0)' p='"+this.count+"' >"+this.count+"</a>"; } else { this.outstr = this.outstr + "<span>"+this.count+"</span>"; } } this.outstr = this.outstr + "<a href='javascript:void(0)' p='"+this.count+"' >»</a>"; } else if(parseInt((this.cpage-1)/10) == parseInt(this.totalpage/10)) { this.outstr = this.outstr + "<a href='javascript:void(0)' p='"+(parseInt((this.cpage-1)/10)*10)+"' >«</a>"; for (this.count=parseInt(this.totalpage/10)*10+1;this.count<=this.totalpage;this.count++) { if(this.count!=this.cpage) { this.outstr = this.outstr + "<a href='javascript:void(0)' p='"+this.count+"' >"+this.count+"</a>"; } else { this.outstr = this.outstr + "<span>"+this.count+"</span>"; } } } else { var lastP; this.outstr = this.outstr + "<a href='javascript:void(0)' p='"+(parseInt((this.cpage-1)/10)*10)+"' >«</a>"; for (this.count=parseInt((this.cpage-1)/10)*10+1;this.count<=parseInt((this.cpage-1)/10)*10+10;this.count++) { if(this.count!=this.cpage) { this.outstr = this.outstr + "<a href='javascript:void(0)' p='"+this.count+"' >"+this.count+"</a>"; } else { this.outstr = this.outstr + "<span>"+this.count+"</span>"; } if(this.count==this.totalpage) { lastP=""; } else { lastP="<a href='javascript:void(0)' p='"+(this.count+1)+"' >»</a>"; } } this.outstr = this.outstr + lastP; } } document.getElementById(this.page_obj_id).innerHTML = "<div><span id='info'>共"+this.totalpage+"页 第"+this.cpage+"页</span>" + this.outstr + "</div>"; this.outstr = ""; } </script> </head> <body> <a href="#">美女</a> <a href="#">帅哥</a> <a href="#">全部</a><br /> <ul id="list"> <li>美女A</li> <li>帅哥A</li> <li>美女B</li> <li>帅哥B</li> <li>美女C</li> <li>帅哥C</li> <li>美女D</li> <li>帅哥D</li> <li>美女E</li> <li>帅哥E</li> <li>美女F</li> <li>帅哥F</li> <li>美女G</li> <li>帅哥G</li> <li>美女H</li> <li>帅哥H</li> <li>美女A</li> <li>帅哥A</li> <li>美女B</li> <li>帅哥B</li> <li>美女C</li> <li>帅哥C</li> <li>美女D</li> <li>帅哥D</li> <li>美女E</li> <li>帅哥E</li> <li>美女F</li> <li>帅哥F</li> <li>美女G</li> <li>帅哥G</li> <li>美女H</li> <li>帅哥H</li> <li>美女A</li> <li>帅哥A</li> <li>美女B</li> <li>帅哥B</li> <li>美女C</li> <li>帅哥C</li> <li>美女D</li> <li>帅哥D</li> <li>美女E</li> <li>帅哥E</li> <li>美女F</li> <li>帅哥F</li> <li>美女G</li> <li>帅哥G</li> <li>美女H</li> <li>帅哥H</li> <li>美女A</li> <li>帅哥A</li> <li>美女B</li> <li>帅哥B</li> <li>美女C</li> <li>帅哥C</li> <li>美女D</li> <li>帅哥D</li> <li>美女E</li> <li>帅哥E</li> <li>美女F</li> <li>帅哥F</li> <li>帅哥G</li> <li>帅哥H</li> <li>帅哥G</li> </ul> <br /> <div id="p1"> </div> <br /> <br /> <a href="#">音乐</a> <a href="#">电影</a> <a href="#">全部</a><br /> <ul id="list2"> <li>音乐A</li> <li>电影A</li> <li>音乐B</li> <li>电影B</li> <li>音乐C</li> <li>电影C</li> <li>音乐D</li> <li>电影D</li> <li>音乐E</li> <li>电影E</li> <li>音乐F</li> <li>电影F</li> </ul> <br /> <div id="p2"> </div> </body> </html>
PS：这里再为大家推荐几款代码格式化、美化工具，相信大家在以后的开发过程中会用得到：
在线JavaScript代码美化、格式化工具：
http://tools.jb51.net/code/js
JavaScript压缩/格式化/加密工具：
http://tools.jb51.net/code/jscompress
PHP代码在线格式化美化工具：
http://tools.jb51.net/code/phpformat
XML代码在线格式化美化工具：
http://tools.jb51.net/code/xmlcodeformat
json代码在线格式化/美化/压缩/编辑/转换工具：
http://tools.jb51.net/code/jsoncodeformat
在线JSON代码检验、检验、美化、格式化工具：
http://tools.jb51.net/code/json
希望本文所述对大家jQuery程序设计有所帮助。