PHP实现数据库的分页类

PHP实现数据库的分页类

class SepPage{
var $rs;
var $pagesize;
var $nowpage;
var $array;
var $conn;
var $sqlarr;
function ShowData($sqlarr,$conn,$pagesize,$nowpage){ //定义方法
if(!isset($nowpage)||$nowpage=="") //判断变量值是否为空
$this->nowpage=1;
else
$this->nowpage=$nowpage;
$this->pagesize=$pagesize;//定义每页输出的记录数
$this->conn=$conn;//链接数据库返回的标识
$this->sqlstr=$strsql;//执行查询语句
$this->rs=$this->conn->PageExecute($this->sqlstr,$this
->pagesize,$this->nowpage);
@this->array=$this->rs->GetRows();//获取记录数
if(count($this->array)==0||$this->rs==false)
return false;
else
return $this->array;
}
function ShowPage($contentname,$utits,$anothersearchstr,$anothersearchstrs,$class){
$allrs=$this->conn->Execute($this->sqlstr);//执行查询语句
$record=count($allrs->GetRows());//统计记录总数
$pagecount=ceil($record/$this->pagesize);//计算共有几页
$str.=$contentname." ".$record."&
nbsp;".$utits." "每
页 ".$this->pagesize." ".$utits." 
第 ".$this->rs->AbsolutePage()." 页/
共 ".$pagecount." 页";
$str.="    ";
if(!$this->rs->AtFirstPage())
$str.="<a href=".$_SERVER['PHP_SELF']."?page=1&
parameter1=".$anothersearchstr."&
parameter2=".anothersearchsstrs."class=".$class.">
首页</a>";
else
$str.="<font color='#555555'>首页</font>";
$str.=" ";

if(!$this->rs->AtLastPage())
$str.="<a href=".$_SERVER['PHP_SELF']."?page=
($this->rs->AbsolutePage()+1)."&
parameter1=".$anothersearchstr."&
parameter2=".anothersearchsstrs."class=".$class.">
下一页</a>";
else
$str.="<font color='#555555'>下一页</font>";
$str.=" ";

if(!$this->rs->AtLastPage())
$str.="<a
href=".$_SERVER['PHP_SELF']."?page=".$pagecount."&

parameter1=".$anothersearchstr."&
parameter2=".anothersearchsstrs."class=".$class.">
尾页</a>";
else
$str.="<font color='#555555'>尾页</font>";
if(count($this->array)==0 || $this->rs==false)
return "";
else
return $str;

}

}