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PHP生成分页

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PHP中文网原创
2016-05-26 08:19:05983浏览

一个非常好用的php生成分页的封装类

<?php 
class Page {
    private $total;
    private $pagesize;
    private $page;
    private $url;
    function Page($total,$pagesize,$page) {
         $this->total=$total;
         $this->pagesize=$pagesize;
         $this->page=$page;
         $this->url=$this->pageurl();
         
    }
    private function pageurl() {
         $url=$_SERVER["REQUEST_URI"];
         $url=eregi_replace(&#39;\?page=[0-9]+&#39;,&#39;&#39;,$url);
         $url=eregi_replace(&#39;\&page=[0-9]+&#39;,&#39;&#39;,$url);
         if(strpos ($url, "?")=="")
         { $url="".$url."?";}
         else{ $url="".$url."&";}
         Return $url;    
    }
    function pagehtml() {
        $count=$this->total/$this->pagesize;
        if(is_int($count)) {
            $pagecount=$count;
             
        }else {
            $pagecount=(int)$count+1;
        }
        $html=&#39;<style type="text/css">.pager{margin:0; font-size:12px;}.pager span{ color:#FFF; background:#666;padding:2px 6px;margin:0 5px;border:1px solid #666;font:normal 12px/28px "宋体"; }.pager a{padding:2px 6px;background-color:#FFF; margin:0 5px; border:1px solid #666;color:#666; text-decoration:none;font:normal 12px/25px "宋体";}.pager a:hover{ padding:2px 6px;background-color:#FFF; margin:0 5px; border:1px solid #666;color:#FFF; background:#666;font:normal 12px/25px "宋体"; }.pager form select{ font:normal 13px/28px "宋体";}</style>&#39;;
        $html.="<form><p class=&#39;pager&#39;>总计: ".$this->total.", 每页:".$this->pagesize.", 页数: ".$this->page.&#39;/&#39;.$pagecount.", ";
        if($this->page-3>1) {
            $pagestar=$this->page-3;
        }else {
            $pagestar=1;
        }
         
        if($this->page+3<$pagecount)  
        {
            $pageend=$this->page+3;
        }else{
            $pageend=$pagecount;
        }
        if($this->page>1) {
            $html.=&#39;<a href=&#39;.$this->url.&#39;page=1 >首 页</a>&#39;;
            $html.=&#39;<a href=&#39;.$this->url.&#39;page=&#39;.($this->page-1).&#39;>上一页</a>&#39;;
        }
        else {
            $html.=&#39;<span>首 页</span>&#39;;
            $html.=&#39;<span>上一页</span>&#39;;
             
        }
        for($ii=$pagestar; $ii<=$pageend; $ii++) {
            if($ii<>$this->page) {
            $html.=&#39;<a href=&#39;.$this->url.&#39;page=&#39;.$ii.&#39;>&#39;.$ii.&#39;</a>&#39;; 
            }
             else {
                $html.=&#39;<span>&#39;.$ii.&#39;</span>&#39;;
             }
        }
        if($this->page<$pagecount) {
             
            $html.=&#39;<a href=&#39;.$this->url.&#39;page=&#39;.($this->page+1).&#39;>下一页</a>&#39;;
            $html.=&#39;<a href=&#39;.$this->url.&#39;page=&#39;.$pagecount.&#39; >末 页</a>&#39;;
        }
        else {
            $html.=&#39;<span>下一页</span>&#39;;
            $html.=&#39;<span>末 页</span>&#39;;
             
        }
        $html.=" <select name=&#39;pa&#39; onchange=&#39;javascript:window.location.href=this.options[this.selectedIndex].value&#39;>";
        for($j=1;$j<=$pagecount;$j++)
        {
             $html.="<option  value=&#39;".$this->url."page=".$j."&#39;";
             if($j==$this->page) {
                $html.=&#39; selected &#39;;    
             }
             $html.=">".$j."</option>";
        }
        $html.="</select></p></form>";
         echo($html);
             
        }
}
  
?>
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