PHP paging class code and paging call screenshots

class Page {
 private $total; //Total records
 private $pagesize;//How many records to display per page
 private $limit; //limit
 private $ page; //Current page number
 private $pagenum; //Total page number
 private $url; //Address
 private $bothnum; //The amount of digital paging kept on both sides
//Construction method Initialization
public function __construct($_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 $_pagelist .= ' < ;a href="'.$this->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;
 }
 }
?>

2, php paging classcall example

$_page = new Page($_total,$_pagesize); //$_total The total number of items in the data set, $_pagesize displays the number per page.
?>

3, screenshot of php pagination effect