一个简单的php分页类代码 -tutoriel php-php.cn

一个简单的php分页类代码

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Libérer： 2016-07-25 08:43:27

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class Page {
private $total; //数据表中总记录数
private $listRows; //每页显示行数
private $limit;
private $uri;
private $pageNum; //页数
private $config=array('header'=>"个记录", "prev"=>"上一页", "next"=>"下一页", "first"=>"首页", "last"=>"尾页");
private $listNum=8;
/*
* $total
* $listRows
*/
public function __construct($total, $listRows=10, $pa=""){
$this->total=$total;
$this->listRows=$listRows;
$this->uri=$this->getUri($pa);
$this->page=!empty($_GET["page"]) ? $_GET["page"] : 1;
$this->pageNum=ceil($this->total/$this->listRows);
$this->limit=$this->setLimit();
}
private function setLimit(){
return "Limit ".($this->page-1)*$this->listRows.", {$this->listRows}";
}
private function getUri($pa){
$url=$_SERVER["REQUEST_URI"].(strpos($_SERVER["REQUEST_URI"], '?')?'':"?").$pa;
echo $url;
$parse=parse_url($url);
if(isset($parse["query"])){
parse_str($parse['query'],$params);
unset($params["page"]);
$url=$parse['path'].'?'.http_build_query($params);
}
return $url;
}
private function __get($args){
if($args=="limit")
return $this->limit;
else
return null;
}
private function start(){
if($this->total==0)
return 0;
else
return ($this->page-1)*$this->listRows+1;
}
private function end(){
return min($this->page*$this->listRows,$this->total);
}
private function first(){
if($this->page==1)
$html.='';
else
$html.=" {$this->config["first"]} ";
return $html;
}
private function prev(){
if($this->page==1)
$html.='';
else
$html.=" {$this->config["prev"]} ";
return $html;
}
private function pageList(){
$linkPage="";
$inum=floor($this->listNum/2);
for($i=$inum; $i>=1; $i--){
$page=$this->page-$i;
if($page continue;
$linkPage.=" {$page} ";
}
$linkPage.=" {$this->page} ";
for($i=1; $i $page=$this->page+$i;
if($pagepageNum)
$linkPage.=" {$page} ";
else
break;
}
return $linkPage;
}
private function next(){
if($this->page==$this->pageNum)
$html.='';
else
$html.=" {$this->config["next"]} ";
return $html;
}
private function last(){
if($this->page==$this->pageNum)
$html.='';
else
$html.=" {$this->config["last"]} ";
return $html;
}
private function goPage(){
return ' ';
}
function fpage($display=array(0,1,2,3,4,5,6,7,8)){
$html[0]=" 共有{$this->total}{$this->config["header"]} ";
$html[1]=" 每页显示".($this->end()-$this->start()+1)."条，本页{$this->start()}-{$this->end()}条 ";
$html[2]=" {$this->page}/{$this->pageNum}页 ";
$html[3]=$this->first();
$html[4]=$this->prev();
$html[5]=$this->pageList();
$html[6]=$this->next();
$html[7]=$this->last();
$html[8]=$this->goPage();
$fpage='';
foreach($display as $index){
$fpage.=$html[$index];
}
return $fpage;
}
}

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分页, php