[php]用过的最好用的php分页类源代码
[php]用过的最好用的php分页类源代码
[php]用过的最好用的php分页类源代码
- <?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.
- ?>
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