Super easy to use php paging class and calling method

/**
* php paging code
* edit: bbs.it-home.org
*/
class Page {
 private $total; //Total records
 private $pagesize;//How many records are displayed per page
 private $limit; //limit
 private $page; //Current page number
 private $pagenum; //Total page number
 private $url; //Address
 private $bothnum; //The amount of digital paging on both sides
 //Constructor initialization
 public function __construct($_total, $_pagesize) {
 $this->total = $_total ? $_total : 1;
 $this->pagesize = $_pagesize;
 $this->pagenum = ceil($this->total / $this->pagesize);
 $this->page = $this->setPage();
 $this->limit = " LIMIT ".($this->page-1)*$this->pagesize.",$this->pagesize";
 $this->url = $this->setUrl();
 $ this->bothnum = 2;
}
//Interceptor
private function __get($_key) {
 return $this->$_key;
}
//Get the current page number
private function setPage() {
if (!empty($_GET['page'])) {
if ($_GET['page'] > 0) {
 if ($_GET['page'] > $this->pagenum) {
 return $this->pagenum;
 } else {
 return $_GET['page'];
 }
} else {
 return 1 ;
}
 } else {
return 1;
 }
}
//Get address
private function setUrl() {
$_url = $_SERVER["REQUEST_URI"];
$ _par = parse_url($_url);
if (isset($_par['query'])) {
parse_str($_par['query'],$_query);
unset($_query['page']);
$_url = $_par['path'].'?'.http_build_query($_query);
 }
 return $_url;
} //Digital directory
private function pageList() {
for ($i=$this ->bothnum;$i>=1;$i--) {
$_page = $this->page-$i;
if ($_page $_pagelist .= ' url.'&page='.$_page.'">'.$_page.' ';
 }
 $_pagelist .= ' '.$this->page.' ';
 for ($i=1;$ibothnum;$i++) {
$_page = $this->page+$i;
if ($_page > $this->pagenum) break;
$_pagelist .= ' '.$_page.' ';
 }
 return $_pagelist;
 }
 //Homepage
 private function first() {
 if ($this->page > $this->bothnum+1) {
return ' 1 .. .';
 }
 }
 //Previous page
 private function prev() {
 if ($this->page == 1) {
return 'Previous page';
 }
 return ' Previous page ';
 }
 //Next page
 private function next() {
 if ($this->page = = $this->pagenum) {
return 'next page';
 }
 return ' Next page ';
 }
 //Last page
 private function last() {
 if ($this->pagenum - $this->page > $this->bothnum) {
return ' ...'.$this->pagenum.' ';
 }
}
/ /Paging information
 public function showpage() {
 $_page .= $this->first();
 $_page .= $this->pageList();
 $_page .= $this->last( );
 $_page .= $this->prev();
 $_page .= $this->next();
 return $_page;
 }
}
?>

Pagination style:

Instructions for use:

$_page = new Page($_total,$_pagesize); //Where $_total is the total number of items in the data set, $_pagesize is the number displayed on each page.
?>