标签:private ret func ace write while his ips 数字
<?php /* * ********************************************* * @类名: page * @参数: $myde_total - 总记录数 * $myde_size - 一页显示的记录数 * $myde_page - 当前页 * $myde_url - 获取当前的url * @功能: 分页实现 * @作者: 宋海阁 */ class Page { private $myde_total; //总记录数 private $myde_size; //一页显示的记录数 private $myde_page; //当前页 private $myde_page_count; //总页数 private $myde_i; //起头页数 private $myde_en; //结尾页数 private $myde_url; //获取当前的url /* * $show_pages * 页面显示的格式,显示链接的页数为2*$show_pages+1。 * 如$show_pages=2那么页面上显示就是[首页] [上页] 1 2 3 4 5 [下页] [尾页] */ private $show_pages; public function __construct($myde_total = 1, $myde_size = 1, $myde_page = 1, $myde_url, $show_pages = 2) { $this->myde_total = $this->numeric($myde_total); $this->myde_size = $this->numeric($myde_size); $this->myde_page = $this->numeric($myde_page); $this->myde_page_count = ceil($this->myde_total / $this->myde_size); $this->myde_url = $myde_url; if ($this->myde_total < 0) $this->myde_total = 0; if ($this->myde_page < 1) $this->myde_page = 1; if ($this->myde_page_count < 1) $this->myde_page_count = 1; if ($this->myde_page > $this->myde_page_count) $this->myde_page = $this->myde_page_count; $this->limit = ($this->myde_page - 1) * $this->myde_size; $this->myde_i = $this->myde_page - $show_pages; $this->myde_en = $this->myde_page + $show_pages; if ($this->myde_i < 1) { $this->myde_en = $this->myde_en + (1 - $this->myde_i); $this->myde_i = 1; } if ($this->myde_en > $this->myde_page_count) { $this->myde_i = $this->myde_i - ($this->myde_en - $this->myde_page_count); $this->myde_en = $this->myde_page_count; } if ($this->myde_i < 1) $this->myde_i = 1; } //检测是否为数字 private function numeric($num) { if (strlen($num)) { if (!preg_match("/^[0-9]+$/", $num)) { $num = 1; } else { $num = substr($num, 0, 11); } } else { $num = 1; } return $num; } //地址替换 private function page_replace($page) { return str_replace("{page}", $page, $this->myde_url); } //首页 private function myde_home() { if ($this->myde_page != 1) { return "<a href=‘" . $this->page_replace(1) . "‘ title=‘首页‘>首页</a>"; } else { return "<p>首页</p>"; } } //上一页 private function myde_prev() { if ($this->myde_page != 1) { return "<a href=‘" . $this->page_replace($this->myde_page - 1) . "‘ title=‘上一页‘>上一页</a>"; } else { return "<p>上一页</p>"; } } //下一页 private function myde_next() { if ($this->myde_page != $this->myde_page_count) { return "<a href=‘" . $this->page_replace($this->myde_page + 1) . "‘ title=‘下一页‘>下一页</a>"; } else { return"<p>下一页</p>"; } } //尾页 private function myde_last() { if ($this->myde_page != $this->myde_page_count) { return "<a href=‘" . $this->page_replace($this->myde_page_count) . "‘ title=‘尾页‘>尾页</a>"; } else { return "<p>尾页</p>"; } } //输出 public function myde_write($id = ‘page‘) { $str = "<div id=" . $id . ">"; $str.=$this->myde_home(); $str.=$this->myde_prev(); if ($this->myde_i > 1) { $str.="<p class=‘pageEllipsis‘>...</p>"; } for ($i = $this->myde_i; $i <= $this->myde_en; $i++) { if ($i == $this->myde_page) { $str.="<a href=‘" . $this->page_replace($i) . "‘ title=‘第" . $i . "页‘ class=‘cur‘>$i</a>"; } else { $str.="<a href=‘" . $this->page_replace($i) . "‘ title=‘第" . $i . "页‘>$i</a>"; } } if ($this->myde_en < $this->myde_page_count) { $str.="<p class=‘pageEllipsis‘>...</p>"; } $str.=$this->myde_next(); $str.=$this->myde_last(); $str.="<p class=‘pageRemark‘>共<b>" . $this->myde_page_count . "</b>页<b>" . $this->myde_total . "</b>条数据</p>"; $str.="</div>"; return $str; } } ?>
include_once("config.php"); require_once(‘page.class.php‘); //分页类 $showrow = 10; //一页显示的行数 $curpage = empty($_GET[‘page‘]) ? 1 : $_GET[‘page‘]; //当前的页,还应该处理非数字的情况 $url = "?page={page}"; //分页地址,如果有检索条件 ="?page={page}&q=".$_GET[‘q‘] //省略了链接mysql的代码,测试时自行添加 $sql = "SELECT id,content,addtime FROM wishing_wall"; $total = mysql_num_rows(mysql_query($sql)); //记录总条数 if (!empty($_GET[‘page‘]) && $total != 0 && $curpage > ceil($total / $showrow)) $curpage = ceil($total_rows / $showrow); //当前页数大于最后页数,取最后一页 //获取数据 $sql .= " LIMIT " . ($curpage - 1) * $showrow . ",$showrow;"; $query = mysql_query($sql);
<ul class="dates"> <?php while ($row = mysql_fetch_array($query)) { ?> <li> <span><?php echo $row[‘addtime‘] ?></span> <a target="_blank" href="http://www.sucaihuo.com/js"><?php echo $row[‘content‘] ?></a> </li> <?php } ?> </ul>
<div class="showPage"> <?php if ($total > $showrow) {//总记录数大于每页显示数,显示分页 $page = new page($total, $showrow, $curpage, $url, 2); echo $page->myde_write(); } ?> </div>
标签:private ret func ace write while his ips 数字
原文地址:http://www.cnblogs.com/wordblog/p/7351483.html