<?php            class Page {                  private $total;      //总记录                  private $pagesize;    //每页显示多少条                  private $limit;          //limit                  private $page;           //当前页码                  private $pagenum;      //总页码                  private $url;           //地址                  private $bothnum;      //两边保持数字分页的量                        //构造方法初始化              public function __construct($_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();                 $this->bothnum = 2;              }                        //拦截器              private function __get($_key) {                 return $this->$_key;              }                        //获取当前页码              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;                 }              }                         //获取地址              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 $_url;              }     //数字目录              private function pageList() {                 for ($i=$this->bothnum;$i>=1;$i--) {                    $_page = $this->page-$i;                    if ($_page < 1) continue;                        $_pagelist .= ' <a href="'.$this->url.'&page='.$_page.'">'.$_page.'</a> ';                 }                 $_pagelist .= ' <span class="me">'.$this->page.'</span> ';                 for ($i=1;$i<=$this->bothnum;$i++) {                    $_page = $this->page+$i;                        if ($_page > $this->pagenum) break;                        $_pagelist .= ' <a href="'.$this->url.'&page='.$_page.'">'.$_page.'</a> ';                 }                 return $_pagelist;              }                        //首页              private function first() {                 if ($this->page > $this->bothnum+1) {                        return ' <a href="'.$this->url.'">1</a> ...';                 }              }                        //上一页              private function prev() {                 if ($this->page == 1) {                        return '<span class="disabled">上一页</span>';                 }                 return ' <a href="'.$this->url.'&page='.($this->page-1).'">上一页</a> ';              }                        //下一页              private function next() {                 if ($this->page == $this->pagenum) {                        return '<span class="disabled">下一页</span>';                 }                 return ' <a href="'.$this->url.'&page='.($this->page+1).'">下一页</a> ';              }                        //尾页              private function last() {                 if ($this->pagenum - $this->page > $this->bothnum) {                        return ' ...<a href="'.$this->url.'&page='.$this->pagenum.'">'.$this->pagenum.'</a> ';                 }              }                        //分页信息              public function showpage() {                 $_page .= $this->first();                 $_page .= $this->pageList();                 $_page .= $this->last();                 $_page .= $this->prev();                 $_page .= $this->next();                 return $_page;              }         }        ?>  

   分页样式如下图所示： 

        使用说明：

    <?php            $_page = new Page($_total,$_pagesize); //其中 $_total 是数据集的总条数,$_pagesize 是每页显示的数量.        ?>