【www.gdgbn.com--smarty模板】

    class My_Lib_page{
        //当前页
        var $page = 1;
        //每页显示条数
        var $size = 20;
        //总记录数
        var $count;
        //每栏显示条数
        var $lun = 10;
        //参数绑订
        var $param;
        //跳转
        var $run;
        //name=admin&pwd=2132&sex=1
        //$_GET["name"] = admin;
        private function setParam(){
            $param = $this->param;
            unset($param["page"]);
            if(is_array($param) && !empty($param)){
                foreach($param as $key=>$value){
                    $data[] = $key."/".$value;
                }
                $this->url = implode("/",$data);
                $this->param = $this->url;
                $this->url = "/".$this->url;
            }else{
                if(!empty($param)){
                    $this->url = $param;
                    $this->param = $this->url;
                    $this->url = "/".$this->url;
                }
            }
        }
       
        function pageDate(){
            $this->setParam();
            $num = ceil($this->lun/2);
            $this->page = intval($this->page);
            $this->page = $this->page <= 0 ? 1 : $this->page;
           
            $cpage["countPage"] = ceil($this->count/$this->size); //总页数

            $cpage["page"] = $this->page > $cpage["countPage"] ? $cpage["countPage"]:$this->page ;
            //当前页

            //显示总数
            $cpage["lun"] = $cpage["countPage"] < $this->lun ? $cpage["countPage"] : $this->lun;

            //开始页码
            $cpage["start"] = $this->page > $num-1 ? $this->page-$num+1 : 1;
           
            $cpage["start"] = ($cpage["start"]+$cpage["lun"])>=$cpage["countPage"] ? $cpage["countPage"]-$cpage["lun"]+1 : $cpage["start"];
           
            //参数显示
            $cpage["url"] = $this->url;

            //控制跳转
            $cpage["run"] = $this->run ? 1 : 0;
            $cpage["param"] = is_array($this->param) ? "": "?".$this->param;
            return $cpage;
        }
    }

    /*include "../inc/smarty.php";
    $cp = new page;

    empty($_REQUEST["page"]) || $cp->page = $_REQUEST["page"];
    $cp->count = 70000;
    $cp->param =  $_GET;
    $cp->size = 100;
    $cp->lun = 7;
    $cp->run = true;
    $data = $cp->pageDate();
    $smarty->assign("page",$data);
    $smarty->display("cpage.html");
    */
?>

本文来源：http://www.gdgbn.com/jiaocheng/23617/