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php limit page turning (pagination) code

WBOY
Release: 2016-07-25 09:00:44
Original
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PHP limit page turning code, friends in need can refer to it.

The database operation part is omitted and only the paging code is written.

$display=10;//每页记录数
if (isset($_GET["p"]))
{
 $num_pages=$_GET["p"];//当前页码
}else{
 $sql="select count(*) from f_user";
 $rs=@mysql_query($sql) or die(mysql_error());
 $row=mysql_fetch_array($rs);
 $num_records=$row[0];//记录总数
 if($num_records>$display)
 {
  $num_pages=ceil($num_records/$display);
 }else{
  $num_pages=1;
 }
}
if (isset($_GET["s"]))
{
 $start=$_GET["s"];
}else{
 $start=0;
}
$sql="select * from f_user order by id asc limit $start, $display";
$rs=@mysql_query($sql) or die(mysql_error());
 echo '<table>';
 echo '<tr>';
 echo '<td colspan="5" class="tt">用户管理</td>';
 echo '</tr>';
 echo '<tr>';
 echo '<td class="ttm">ID</td>';
 echo '<td class="ttm">账号</td>';
 echo '<td class="ttm">用户组</td>';
 echo '<td class="ttm">注册时间</td>';
 echo '<td class="ttm">管理</td>';
 echo '</tr>';
 while ($rows=mysql_fetch_array($rs))
 {
 echo '<tr>';
 echo '<td>'.$rows["id"].'</td>';
 echo '<td>'.$rows["u_name"].'</td>';
 echo '<td>'.$rows["u_uls"].'</td>';
 echo '<td>'.$rows["u_joindate"].'</td>';
 echo '<td>编辑 删除</td>';
 echo '</tr>';
 }
 mysql_free_result($rs);
 mysql_close();
 
 echo '<tr>';
 echo '<td colspan="5" class="pages">';
 if($num_pages>1)
 {
  $current_page=($start/$display)+1;
  if($current_page!=1)
  {
   echo '上一页';
  }
  for($i=1; $i<=$num_pages; $i++)
  {
   if($i != $current_page)
   {
    echo ' '.$i.' ';
   }else{
    echo $i.' ';
   }
  }
 }else{
  $current_page=1;
 }
 if($current_page !=$num_pages)
 {
  echo '下一页';
 } 
 echo '</td>';
 echo '</tr>';
 echo '</table>';
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