mysql 分页类（带分页条功能）

时间：2022-06-24 19:08:11 编辑：袖梨来源：一聚教程网

代码如下

复制代码

/function fenyezhixin($table,$pagesize="",$paixu="",$do="",$wwhere=""){
    if(($table == "news_fabu") or ($table == "product_fabu") or ($table == "message") or ($table == "down_fabu") or ($table == "kucun")){
    $query = @mysql_query("select * from $table $wwhere");
    $pagesize = $pagesize;
    $sum = mysql_num_rows($query);
    if($sum == 0){
        $pagesize = 1;
    }
if($pagesize=="0"){
     $sum = "1";
}
    if (@($sum % $pagesize) == 0){
     $total = @(int)($sum / $pagesize);
}else{
     $total = @(int)($sum / $pagesize) + 1;
}
    if($total == 0){$total=1;}
    if (isset($_get['page'])){
        $p = (int)$_get['page'];
    }else{
        $p = 1;
    }
    $start = $pagesize * ($p - 1);
    $query = @mysql_query("select * from $table $wwhere order by $paixu limit $start,$pagesize") or die ("数据查询失败2!");
    if ($do == 1){
        $queryarray = array($query,$total,$sum,$p);
        return $queryarray;
    }
    if($do == 2){
        $parray = array($total,$sum,$p);
        return $parray;
    }
}else{
     $query = @mysql_query("select * from $table $wwhere order by $paixu limit $pagesize") or die ("数据查询失败1!");
     if ($do == 1){
            $queryarray = array($query,$total,$sum,$p);
            return $queryarray;
     }
     if($do == 2){
            $parray = array($total,$sum,$p);
            return $parray;
     }
}
}
//返回分页条
function fenyedaohang($total="",$sum="",$p="",$menut=""){
$w = substr($menut,strrpos($menut,"&")+1,2);
$wr = substr($menut,strrpos($menut,"=")+1,strlen($menut));
$pindao = $_server["script_name"];$pinstrlen = strrpos($pindao,"/"); $pindao = substr($pindao,$pinstrlen+1,strlen($pindao));
    if($w == "pr"){
     $queryr = mysql_query("select feiye.feiye_what from feiye where feiye.feiye_page = '$pindao'");
  $rows = mysql_fetch_row($queryr); $rrows = $rows[0];
  if(empty($rrows)){
      mysql_query("insert into `feiye` (`feiye_page`, `feiye_what`) values ('$pindao', '$wr')");
   echo "";
  }else{
      if($wr != $rrows){
        mysql_query("update `feiye` set `feiye_what`='$wr' where (`feiye_page`='$pindao')");
     echo "";
   }
  }
}
if($w == "ne"){
     $queryr = mysql_query("select feiye.feiye_what from feiye where feiye.feiye_page = '$pindao'");
  $rows = mysql_fetch_row($queryr); $rrows = $rows[0];
  if(empty($rrows)){
      mysql_query("insert into `feiye` (`feiye_page`, `feiye_what`) values ('$pindao', '$wr')");
   echo "";
  }else{
      if($wr != $rrows){
        mysql_query("update `feiye` set `feiye_what`='$wr' where (`feiye_page`='$pindao')");
     echo "";
   }
  }
}
    echo "共"."$total"."页 "."记录"."$sum"."条当前"."$p"."/"."$total"."页  ";
    if($total == 1){
        echo "首页";
    }else{
        echo "首页"." ";
    }
    if ($p > 1){
        $prev = $p - 1;
        echo "上一页"." ";
    }else{
        echo "上一页"." ";
    }
    $page = $_get["page"];
    $pagesum = $page+5;
    if($total >= 11){
        if($pagesum <=11 ){
            $pagesum = 11;
        }
    }
    if($pagesum >= $total){
        $pagesum = $total;
    }
    $pagestart = $page - 5;
    if($pagestart <= 0){
        $pagestart = 1;
    }
    if($total >= 11 and ($total-4) <= $page){
        $pagestart = $total-10;
    }
    for($i=$pagestart;$i<=$pagesum;$i++){
        if($i == $p){
            echo " $i ";
        }else{
            echo "$i";
        }
    }
    if ($p < $total){
        $next = $p + 1;
        echo " 下一页"." ";
    }else{
        echo "下一页"." ";
    }
    if($total == 1){
        echo "尾页";
    }else{
        echo "尾页";
    }
}

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