哪位有经典的分页源码??? 分数奖励

急!!!!!!哪位有经典的分页源码???像下面这样的
共100页首页上一页 1 2 3 4 5 6 下一页尾页
分数奖励,最好后面还有下拉菜单可选择跳到第几页

解决方案 »

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//分页类
class page{
var $pagecount;         //总页数
var $limit = "";        //分页时用到的limit参数
var $pagearg = "page";  //分页参数名称
var $pagesize = 20;     //每页显示记录数
var $recordcount;       //总记录数
var $pagenum;           //当前页码
var $argstr = "";       //GET参数字符串
var $perpage = 5;       //每次显示页码个数
var $ar = array("[«]", "[‹]", "[›]", "[»]");

/*
  * 功能：构造函数
  * 参数 $recordcount 为记录总数
  * 参数 $pagesize 为每页显示记录数,默认为20
  * 参数 $perpage 为每次显示页码个数,默认为5
  */
function page($recordcount, $pagesize = 20, $perpage = 5){
   $this->pagesize = $pagesize;
   $this->recordcount = $recordcount;
   $this->perpage = $perpage;
   $this->pagecount = ceil($recordcount/$pagesize);//总页数
   $this->pagenum = $this->currentpage();//当前页码
   $this->argstr = $this->newarg();//GET参数字符串
   $this->limit = " LIMIT ".($this->pagenum-1)*$pagesize.",".$pagesize;//分页时用到的limit参数
}

/*
  * 功能：取得当前页码函数
  */
function currentpage(){
  if(isset($_GET[$this->pagearg])){
   if($_GET[$this->pagearg] <= 0) {
     $page = 1;
   }else if($_GET[$this->pagearg] > $this->pagecount){
     $page = $this->pagecount;
   }else{
     $page = $_GET[$this->pagearg];
   }
  }else {
   $page = 1;
  }
  return $page;
}

/*
  * 功能：重新整理GET参数
  */
function newarg(){
  $str = "";
  $urlar = $_GET;
  unset($urlar[$this->pagearg]);
  if($urlar){
   foreach($urlar as $key=>$val){
    if($str == "") {
   $str = "?$key=$val";
}else {
   $str .= "&$key=$val";
}
   }
   $str .= "&$this->pagearg=";
  }else{
   $str = "?$this->pagearg=";
  }
  return $str;
}

/*
  * 功能：返回MYSQL语句的limit部分代码
  */
function limit(){
  return $this->limit;
}
/*
  * 功能：分页字符输出函数
  */
function show_page(){
  $trunpage = " 共[".$this->recordcount."]条记录┊共[".$this->pagecount."]页 ";
  $page = $this->pagenum;

  //向前翻
  if($page == 1){
   $trunpage .= $this->ar[0]." ".$this->ar[1]." ";
  }else {
   $trunpage .= '<a href="'.$this->argstr.'1">'.$this->ar[0].'</a> <a href="'.$this->argstr.($page-1).'">'.$this->ar[1].'</a> ';
  }

  //中间数字翻页
  $numpage = 1;
  while($page - $this->perpage * $numpage > 0) $numpage++;
  $startpage = ($numpage - 1) * $this->perpage;
  $endpage = $this->pagecount < $numpage * $this->perpage ? $this->pagecount : $numpage * $this->perpage;
  for($i = $startpage + 1; $i <= $endpage; $i++){
    $trunpage .= $i != $page ? "<a href=\"".$this->argstr.$i."\">$i</a> " : "<strong>".$i."</strong> ";
  }

  //向后翻
  if($page == $this->pagecount || $this->pagecount == 0){
   $trunpage .= $this->ar[2]." ".$this->ar[3]." ";
  }else {
   $trunpage .= '<a href="'.$this->argstr.($page+1).'">'.$this->ar[2].'</a> <a href="'.$this->argstr.$this->pagecount.'">'.$this->ar[3].'</a> ';
  }

  //跳转
  $select = "<select onchange='location.href=this.options[this.selectedIndex].value'>\n";
  for($i = 1; $i <= $this->pagecount; $i++){
   $select .= "<option value=\"".$this->argstr.$i."\">$i</option>\n";
  }
  $select .= "</select>";
  return $trunpage.$select;
}
}
http://jsptags.com/tags/navigation/pager/index.jsp
[email protected]  我要下面这样的共100页  首页上一页  1 2 3 4 5 6  下一页  尾页
最好后面还有下拉菜单可选择跳到第几页可用的话，绝分献分