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PHP paging principle analysis and PHP paging code design

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Release： 2016-07-25 08:52:49
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  3. //php分页代码

  4. // bbs.it-home.org
  5. include("conn.php");
  6. $pagesize=5;//每页显示记录
  7. $startrow=0;//当前页记录头
  8. if(empty($_GET['pageno'])){
  9. if($startrow==0){
  10. $pageno=$startrow+1;
  11. }
  12. }else{
  13. $pageno=$_GET['pageno'];
  14. $startrow=($pageno-1)*$pagesize;
  15. }
  16. $sql="select * from test";
  17. $result1=mysql_query($sql,$conn);
  18. $resultcount=mysql_num_rows($result1);
  19. if($resultcount%$pagesize==0){
  20. $maxpage=$resultcount/$pagesize;
  21. }else{
  22. $maxpage=ceil($resultcount/$pagesize);
  23. }

  24. $result=mysql_query("select * from test LIMIT $startrow,$pagesize");

  25. while($row=mysql_fetch_array($result)){
  26. echo $row["name"].'
    ';
  27. }
  28. ?>
  29. 共页
  30. 首页
  31. 上一页
  32. 下一页
  33. 末页

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php分页原理分析与php分页代码设计
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