php分页类 + 应用示例{很简单的}

来源：互联网发布：韩国女演员知乎编辑：程序博客网时间：2024/05/18 18:17

示例：

page.class.php页的代码：

<?php
class PageClass
{
private $myde_count;       //总记录数
public $myde_size;        //每页记录数
private $myde_page;        //当前页
private $myde_page_count; //总页数
private $page_url;         //页面url
private $page_i;           //起始页
private $page_ub;          //结束页
public $page_limit;

function __construct($myde_count=0,$myde_size=1,$myde_page=1,$page_url)   //构造函数,初始化
{
   $this->myde_count=$this->numeric($myde_count);
   $this->myde_size=$this->numeric($myde_size);
   $this->myde_page=$this->numeric($myde_page);
   $this->page_limit=($this->myde_page * $this -> myde_size) - $this -> myde_size; //下一页的开始记录
   $this->page_url=$page_url; //连接的地址
   if($this->myde_page<1)$this->myde_page=1; //当前页小于1的时候，，值赋值为1
   if($this->myde_count<0)$this->myde_page=0;
   $this->myde_page_count=ceil($this->myde_count/$this->myde_size);//总页数
   if($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;


   //控制显示出来多少个页码（这个是原来的）
   //$this->page_i = $this->myde_page-2;
   //$this->page_ub = $this->myde_page+2;

   $this->page_i = $this->myde_page;
   $this->page_ub = $this->myde_page+5;
   //以下这个if语句是保证显示5个页码
   if($this->page_ub > $this->myde_page_count)
   {
     $this->page_ub = $this->myde_page_count;
$this->page_i = $this->page_ub-5;
   }


   if($this->page_i<1)$this->page_i=1;
        if($this->page_ub>$this->myde_page_count){$this->page_ub=$this->myde_page_count; }
}
      private function numeric($id) //判断是否为数字
    {
if (strlen($id))
         {
             if (!ereg("^[0-9]+$",$id)) $id = 1;
         }
      else
         {
             $id = 1;
         }
      return $id;
    }

private function page_replace($page) //地址替换
{return str_replace("{page}", $page, $this -> page_url);}

private function myde_home() //首页
{ if($this -> myde_page != 1){
    return "    <li class=\"page_a\"><a href=\"".$this -> page_replace(1)."\" title=\"首页\" >首页</a></li>\n";
   }else{
    return "    <li>首页</li>\n";
   }
}
private function myde_prev() //上一页
{ if($this -> myde_page != 1){
    return "    <li class=\"page_a\"><a href=\"".$this -> page_replace($this->myde_page-1) ."\" title=\"上一页\" >上一页</a></li>\n";
   }else{
    return "    <li>上一页</li>\n";
   }
}
private function myde_next() //下一页
{
if($this -> myde_page != $this -> myde_page_count){
     return "    <li class=\"page_a\"><a href=\"".$this -> page_replace($this->myde_page+1) ."\" title=\"下一页\" >下一页</a></li>\n";
   }else
     {
    return "    <li>下一页</li>\n";
   }
}
private function myde_last() //尾页
{
   if($this -> myde_page != $this -> myde_page_count){
     return "    <li class=\"page_a\"><a href=\"".$this -> page_replace($this -> myde_page_count)."\" title=\"尾页\" >尾页</a></li>\n";
   }else{
     return "    <li>尾页</li>\n";
   }
}
function myde_write($id='page') //输出
{
   $str = "<div id=\"".$id."\" class=\"pages\">\n <ul>\n ";
   $str .= "<li>总记录:<span>".$this -> myde_count."</span></li>\n";
   $str .= "<li><span>".$this -> myde_page."</span>/<span>".$this -> myde_page_count."</span></li>\n";
   $str .= $this -> myde_home(); //调用方法，显示“首页”
   $str .= $this -> myde_prev(); //调用方法，显示“上一页”

   //以下显示1,2,3...分页
   for($page_for_i=$this->page_i;$page_for_i <= $this -> page_ub;$page_for_i++){
    if($this -> myde_page == $page_for_i){
            $str .= "<li class=\"on\">".$page_for_i."</li>\n";
    }
    else{
     $str .= "<li class=\"page_a\"><a href=\"".$this -> page_replace($page_for_i)."\" title=\"第".$page_for_i."页\">";
     $str .= $page_for_i . "</a></li>\n";
    }
        }
   $str .= $this -> myde_next(); //调用方法，显示“下一页”
   $str .= $this -> myde_last(); //调用方法，显示“尾页”

    //以下是显示跳转页框
   $str .= "<li class=\"pages_input\"><input type=\"text\" value=\"".$this -> myde_page."\"";
   $str .= "onmouseover=\"javascript:this.value='';this.focus();\" onkeydown=\"javascript: if(event.keyCode==13){ location='";
   $str .= $this -> page_replace("'+this.value+'")."';return false;}\"";
   $str .= " title=\"输入您想要到达的页码,然后回车！\" /></li>\n";
   //以上是显示跳转页框
   $str .= " </ul></div>";
   return $str;
}
function myde_write1($id='page') //输出
{
   $str = "<div id=\"".$id."\" class=\"pages\">\n <ul>\n ";
   $str .= "<li>总记录:<span>".$this -> myde_count."</span></li>\n";
   $str .= "<li><span>".$this -> myde_page."</span>/<span>".$this -> myde_page_count."</span></li>\n";
   $str .= $this -> myde_home(); //调用方法，显示“首页”
   $str .= $this -> myde_prev(); //调用方法，显示“上一页”
   //以下显示1,2,3...分页
   for($page_for_i=$this->page_i;$page_for_i <= $this->page_ub;$page_for_i++){
    if($this -> myde_page == $page_for_i)
{
            $str .= "<li class=\"on\">".$page_for_i."</li>\n";
    }
    else{
     $str .= "<li class=\"page_a\"><a href=\"".$this -> page_replace($page_for_i)."\" title=\"第".$page_for_i."页\">";
     $str .= $page_for_i . "</a></li>\n";
    }
    //以上显示1,2,3...分页
}
   $str .= $this -> myde_next(); //调用方法，显示“下一页”
   $str .= $this -> myde_last(); //调用方法，显示“尾页”
    //以下是显示下拉式跳转页框
$str .="<li ><select class=\"**********\" onchange=\" javascript: location='".$this->page_replace("'+this.value+'")."';return false; \">";
    $str .="<option value=\"\"></option>";
for($i=1;$i <= $this->myde_page_count;$i++)
     {
    $str .="<option value=\"".$i."\">".$i."</option>";
     }
$str .="</select></li>\n";
   //以下是显示下拉式跳转页框

   //以下是显示跳转页框
   $str .= "<li class=\"pages_input\"><input type=\"text\" value=\"".$this -> myde_page."\"";
   $str .= "onmouseover=\"javascript:this.value='';this.focus();\" onkeydown=\"javascript: if(event.keyCode==13){ location='";
   $str .= $this -> page_replace("'+this.value+'")."';return false;}\"";
   $str .= "title=\"输入您想要到达的页码,然后回车！\" /></li>\n";
   //以上是显示跳转页框
   $str .= " </ul></div>";
   return $str;
}
}
/*-------------------------实例--------------------------------*
$page = new PageClass(1000,5,$_GET['page'],'?page={page}');//用于动态
$page = new PageClass(1000,5,$_GET['page'],'list-{page}.html');//用于静态或者伪静态
$page -> myde_write();//显示
*/
?>

显示页的代码（newlist .php）：

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<meta content="ellen" name="author">
<link rev="made" href="">
<link href="page.css" type="text/css" rel="stylesheet">

<title>新闻列表页</title>
</head>

<body>
<table border="1" width="600" cellspacing="1" align="center">
   <tr>
   <td>地址</td>
   <td>百分比</td>
   <td>点击量</td>
   <td>时间</td>
   </tr>
   <?php
   include_once ("page.class.php"); //分页类
   include_once ("conn.php");
   $page=$_GET['page'];
   $sql = "SELECT * FROM top_entry_files";
   $query = mysql_query($sql);
   $totail = mysql_num_rows($query);//记录总条数
   $number = 5;//每页显示条数

$my_page=new PageClass($totail,$number,$page,'?page={page}');//参数设定：总记录，每页显示的条数，当前页，连接的地址

   $sql_p = "SELECT * FROM top_entry_files WHERE 1 LIMIT ".$my_page->page_limit.",".$my_page->myde_size;
   $query_p = mysql_query($sql_p);
   while($row = mysql_fetch_array($query_p)){
   ?>
   <tr>
   <td>
   <?php echo $row['url'];?>
   </td>
   <td>
   <?php echo $row['bfb'];?>
   </td>
   <td>
   <?php echo $row['numb'];?>
   </td>
   <td>
   <?php echo $row['time'];?>
   </td>
   </tr>
   <?php
   }
   ?>
</table>
<?php
   echo $my_page->myde_write1();//输出分页
?>
</body>
</html>

page.css代码：

.pages {
font-family:Arial, Helvetica, sans-serif;
font-size:12px;
}
.pages li {
display:inline;
float:left;
padding:0px 5px;
height:25px;
line-height:25px;
color:#666;

margin-right: 0.3em;
border: 1px solid #E0E0E0;
background:#FFF;
}
.pages li span {
color:#cc3300;
background:#FFF;
}
.pages li.page_a {
padding:0;
border:0;
}
.pages li.page_a a {
FLOAT: left;
padding:0px 5px;
color:#0044DD;
border: 1px solid #E0E0E0;
}
.pages li.page_a a:hover {
background-color:#9CC0F8;
border: 1px solid #A0A0A0;
}
.pages li.pages_input {
padding:0;
border: 1px solid #A0A0A0;
}
.pages li.pages_input input {
width:18px;
font-size:14px;
border:1px;
padding:0px 3px;
margin:0px 3px;
text-align:center;
}

.pages .on {
padding:0px 5px;
color: red;
font-weight:bold;
}

conn.php代码：

<?php
$conn = @ mysql_connect("localhost", "root", "123456") or die("数据库链接错误");
mysql_select_db("webtrends", $conn) or die("连接失败。。。");
mysql_query("set names 'utf-8'"); //使用GBK中文编码;
?>

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