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 class=\'current\' >\"+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 class=\'current\'>\"+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 class=\'current\'>\"+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 class=\'current\'>\"+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 onclick=\"showClass(\'list\',\'mm\',\'p1\',\'3\')\" href=\"#\">美女</a> <a onclick=\"showClass(\'list\',\'gg\',\'p1\',\'3\')\" href=\"#\">帅哥</a> <a onclick=\"showClass(\'list\',\'all\',\'p1\',\'3\')\" href=\"#\">全部</a><br /> <ul id=\"list\"> <li class=\"mm\">美女A</li> <li class=\"gg\">帅哥A</li> <li class=\"mm\">美女B</li> <li class=\"gg\">帅哥B</li> <li class=\"mm\">美女C</li> <li class=\"gg\">帅哥C</li> <li class=\"mm\">美女D</li> <li class=\"gg\">帅哥D</li> <li class=\"mm\">美女E</li> <li class=\"gg\">帅哥E</li> <li class=\"mm\">美女F</li> <li class=\"gg\">帅哥F</li> <li class=\"mm\">美女G</li> <li class=\"gg\">帅哥G</li> <li class=\"mm\">美女H</li> <li class=\"gg\">帅哥H</li> <li class=\"mm\">美女A</li> <li class=\"gg\">帅哥A</li> <li class=\"mm\">美女B</li> <li class=\"gg\">帅哥B</li> <li class=\"mm\">美女C</li> <li class=\"gg\">帅哥C</li> <li class=\"mm\">美女D</li> <li class=\"gg\">帅哥D</li> <li class=\"mm\">美女E</li> <li class=\"gg\">帅哥E</li> <li class=\"mm\">美女F</li> <li class=\"gg\">帅哥F</li> <li class=\"mm\">美女G</li> <li class=\"gg\">帅哥G</li> <li class=\"mm\">美女H</li> <li class=\"gg\">帅哥H</li> <li class=\"mm\">美女A</li> <li class=\"gg\">帅哥A</li> <li class=\"mm\">美女B</li> <li class=\"gg\">帅哥B</li> <li class=\"mm\">美女C</li> <li class=\"gg\">帅哥C</li> <li class=\"mm\">美女D</li> <li class=\"gg\">帅哥D</li> <li class=\"mm\">美女E</li> <li class=\"gg\">帅哥E</li> <li class=\"mm\">美女F</li> <li class=\"gg\">帅哥F</li> <li class=\"mm\">美女G</li> <li class=\"gg\">帅哥G</li> <li class=\"mm\">美女H</li> <li class=\"gg\">帅哥H</li> <li class=\"mm\">美女A</li> <li class=\"gg\">帅哥A</li> <li class=\"mm\">美女B</li> <li class=\"gg\">帅哥B</li> <li class=\"mm\">美女C</li> <li class=\"gg\">帅哥C</li> <li class=\"mm\">美女D</li> <li class=\"gg\">帅哥D</li> <li class=\"mm\">美女E</li> <li class=\"gg\">帅哥E</li> <li class=\"mm\">美女F</li> <li class=\"gg\">帅哥F</li> <li class=\"gg\">帅哥G</li> <li class=\"gg\">帅哥H</li> <li class=\"gg\">帅哥G</li> </ul> <br /> <div id=\"p1\"> </div> <br /> <br /> <a onclick=\"showClass(\'list2\',\'music\',\'p2\',\'5\')\" href=\"#\">音乐</a> <a onclick=\"showClass(\'list2\',\'movie\',\'p2\',\'5\')\" href=\"#\">电影</a> <a onclick=\"showClass(\'list2\',\'all\',\'p2\',\'5\')\" href=\"#\">全部</a><br /> <ul id=\"list2\"> <li class=\"music\">音乐A</li> <li class=\"movie\">电影A</li> <li class=\"music\">音乐B</li> <li class=\"movie\">电影B</li> <li class=\"music\">音乐C</li> <li class=\"movie\">电影C</li> <li class=\"music\">音乐D</li> <li class=\"movie\">电影D</li> <li class=\"music\">音乐E</li> <li class=\"movie\">电影E</li> <li class=\"music\">音乐F</li> <li class=\"movie\">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.phpstudy.net/code/js
JavaScript压缩/格式化/加密工具:
http://tools.phpstudy.net/code/jscompress
PHP代码在线格式化美化工具:
http://tools.phpstudy.net/code/phpformat
XML代码在线格式化美化工具:
http://tools.phpstudy.net/code/xmlcodeformat
json代码在线格式化/美化/压缩/编辑/转换工具:
http://tools.phpstudy.net/code/jsoncodeformat
在线JSON代码检验、检验、美化、格式化工具:
http://tools.phpstudy.net/code/json
更多关于jQuery相关内容感兴趣的读者可查看本站专题:《jquery中Ajax用法总结》、《jQuery表格(table)操作技巧汇总》、《jQuery拖拽特效与技巧总结》、《jQuery扩展技巧总结》、《jQuery常见经典特效汇总》、《jQuery动画与特效用法总结》、《jquery选择器用法总结》及《jQuery常用插件及用法总结》
希望本文所述对大家jQuery程序设计有所帮助。
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