วิธีการ กด ตรงหัว Column แล้วเรียงข้อมูล จะคล้าย หน้าของ Phpmyadmin นะครับที่เราสามารถ กดที่หัว column แล้วมันจะเรียง

<?php
$url = '?id=1&sort=userid&order=' . ( $_GET['order'] == 'DESC' ? 'ASC' : 'DESC' );

if ( $_GET['id'])
{
	echo 'ไอดีเท่ากับ ' . $_GET['id'] . ' เรียงโดย ' . $_GET['order'];
}
echo '<br />';
echo "<a href={$url} >เรียงใหม่</a>";
?>

<?php
session_start();

$field_list = array('id', 'name', 'size');

if( !in_array($rq_field, $field_list) ) exit;

if( !$_SESSION['last_field'] ){
$_SESSION['last_field'] = 'id';
$_SESSION['last_order'] = 'ASC';
}

if( $_SESSION['last_file'] = $rq_field ){
$_SESSION['last_order']= $new_order = $_SESSION['last_order'] == 'ASC' ? 'DESC' : 'ASC';
$order = " ORDER BY {$rq_field} {$new_order}";
}else{
$_SESSION['last_order'] = 'ASC';
$order = " ORDER BY {$rq_field}";
}

$sql = 'xxx'.$order;

<a href="id">id</a><a href="name">name</a> ....
?>

<?
$strSort = $_GET["sort"];
if($strSort == "")
{
	$strSort = "CustomerID";
}

$objConnect = mysql_connect("localhost","root","root") or die("Error Connect to Database");
$objDB = mysql_select_db("mydatabase");
$strSQL = "SELECT * FROM customer ORDER BY ".$strSort." ASC";
$objQuery = mysql_query($strSQL) or die ("Error Query [".$strSQL."]");
?>

<?
class Paginator{
	var $items_per_page;
	var $items_total;
	var $current_page;
	var $num_pages;
	var $mid_range;
	var $low;
	var $high;
	var $limit;
	var $return;
	var $default_ipp;
	var $querystring;
	var $url_next;

	function Paginator()
	{
		$this->current_page = 2;
		$this->mid_range =7;
		$this->items_per_page = $this->default_ipp;
		$this->url_next = $this->url_next;
	}
	function paginate()
	{

		if(!is_numeric($this->items_per_page) OR $this->items_per_page <= 0) $this->items_per_page = $this->default_ipp;
		$this->num_pages = ceil($this->items_total/$this->items_per_page);

		if($this->current_page < 1 Or !is_numeric($this->current_page)) $this->current_page = 1;
		if($this->current_page > $this->num_pages) $this->current_page = $this->num_pages;
		$prev_page = $this->current_page-1;
		$next_page = $this->current_page+1;


		if($this->num_pages > 10)
		{
			$this->return = ($this->current_page != 1 And $this->items_total >= 10) ? "<a class=\"paginate\"  href=\"".$this->url_next.$prev_page."\">&laquo; ย้อนกลับ</a> ":"<span class=\"inactive\" href=\"#\">&laquo; ย้อนกลับ</span> ";

			$this->start_range = $this->current_page - floor($this->mid_range/2);
			$this->end_range = $this->current_page + floor($this->mid_range/2);

			if($this->start_range <= 2)
			{
				$this->end_range += abs($this->start_range)+1;
				$this->start_range = 2;
				
			}
			if($this->end_range > $this->num_pages)
			{
				$this->start_range -= $this->end_range-$this->num_pages;
				$this->end_range = $this->num_pages;
			}
			$this->range = range($this->start_range,$this->end_range);

			for($i=1;$i<=$this->num_pages;$i++)
			{
				if($this->range[0] > 2 And $i == $this->range[0]) $this->return .= " .... ";
				if($i==1 Or $i==$this->num_pages Or in_array($i,$this->range))
				{
					$this->return .= ($i == $this->current_page And $_GET['Page'] != 'All') ? "<a title=\"Go to page $i of $this->num_pages\" class=\"current\" href=\"#\">$i</a> ":"<a class=\"paginate\" title=\"Go to page $i of $this->num_pages\" href=\"".$this->url_next.$i."\">$i</a> ";
				}
				if($this->range[$this->mid_range-1] < $this->num_pages-1 And $i == $this->range[$this->mid_range-0]) $this->return .= "....";
			}
			$this->return .= (($this->current_page != $this->num_pages And $this->items_total >= 10) And ($_GET['Page'] != 'All')) ? "<a class=\"paginate\" href=\"".$this->url_next.$next_page."\">ถัดไป &raquo;</a>\n":"<span class=\"inactive\" href=\"#\" >ถัดไป&raquo;</span>\n";
		}
		else
		{
			for($i=1;$i<=$this->num_pages;$i++)
			{
				$this->return .= ($i == $this->current_page) ? "<a class=\"current\" href=\"#\">$i</a> ":"<a class=\"paginate\" href=\"".$this->url_next.$i."\">$i</a> ";
			}
		}
		$this->low = ($this->current_page-1) * $this->items_per_page;
		$this->high = ($_GET['ipp'] == 'All') ? $this->items_total:($this->current_page * $this->items_per_page)-1;
		$this->limit = ($_GET['ipp'] == 'All') ? "":" LIMIT $this->low,$this->items_per_page";
	}

	function display_pages()
	{
		return $this->return;
	}
}
?>
<html>
<head>
<title>LoginDatabase</title>
<style type="text/css">
<!--
.style1 {
	color: #0000FF;
	font-weight: bold;
}
-->
</style>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head>
<body>
<?
$objConnect = mysql_connect("localhost","root","1234") or die("Error Connect to Database");
$objDB = mysql_select_db("testlogin");
$strSQL = "SELECT * FROM login ";
$objQuery = mysql_query($strSQL) or die ("Error Query [".$strSQL."]");
mysql_query("SET character_set_results=utf8"); //ทำให้แสดงผลไทย
mysql_query("SET character_set_client=utf8"); //ฝั่งลูกข่าย ส่งค่ามาเป็น tis620
mysql_query("SET character_set_connection=utf8"); //การเชื่อมต่อเป็น tis620
$Num_Rows = mysql_num_rows($objQuery);

$Per_Page = 5;   // Per Page

$Page = $_GET["Page"];
if(!$_GET["Page"])
{
	$Page=1;
}

$Prev_Page = $Page-1;
$Next_Page = $Page+1;

$Page_Start = (($Per_Page*$Page)-$Per_Page);
if($Num_Rows<=$Per_Page)
{
	$Num_Pages =1;
}
else if(($Num_Rows % $Per_Page)==0)
{
	$Num_Pages =($Num_Rows/$Per_Page) ;
}
else
{
	$Num_Pages =($Num_Rows/$Per_Page)+1;
	$Num_Pages = (int)$Num_Pages;
}
$strSort  = $_GET["sort"];                                    //ที่พี่วินบอก บรรทัด 132-140 

if($_GET["sort"] == "")
{
	$strSort = "Username,Password,Name,Province,job";
}


$strSQL .=" order  by ".$strSort." ASC LIMIT $Page_Start , $Per_Page";

//$strSQL .=" order  by Username ASC LIMIT $Page_Start , $Per_Page";
$objQuery  = mysql_query($strSQL);
?>
<table width="1000" border="1" align="center">
  <tr>
    <th width="195"> <div align="center" class="style1"><a href="?sort=Username">ชื่อเข้าใช้</a></div></th>
    <th width="195"> <div align="center" class="style1"><a href="?sort=Password">รหัสผ่าน</a></div></th>
    <th width="195"> <div align="center" class="style1"><a href="?sort=Name">ชื่อ-สกุล</a></div></th>
    <th width="195"> <div align="center" class="style1"><a href="?sort=Province">จังหวัด</a></div></th>
    <th width="195"> <div align="center" class="style1"><a href="?sort=job">อาชีพ</a></div></th>
    <?
    //<th width="242"> <div align="center" class="style1">ชื่อ-สกุล</div></th>
    //<th width="195"> <div align="center" class="style1">จังหวัด</div></th>
    //<th width="150"> <div align="center" class="style1">อาชีพ</div></th> ?>
  </tr>
<?
$i=0;
while($objResult = mysql_fetch_array($objQuery))
{
$i++;
if($i%2==0)
{
$bg = "#255FF255";
}
else
{
$bg = "#255FFFF";
}
?>

  <tr bgcolor="<?=$bg;?>">
    <td><div align="center"><?=$objResult["Username"];?>
    </div></td>
    <td><div align="center"><?=$objResult["Password"];?>
    </div></td>
    <td><div align="center"><?=$objResult["Name"];?>
    </div></td>
    <td><div align="center"><?=$objResult["Province"];?>
    </div></td>
    <td><div align="center"><?=$objResult["job"];?>
    </div></td>
  </tr>

<?
}
?>
</table>

<br>
ทั้งหมด <?= $Num_Rows;?> แถว : <?=$Num_Pages;?>
หน้า :

<?
$pages = new Paginator;
$pages->items_total = $Num_Rows;
$pages->mid_range = 10;
$pages->current_page = $Page;
$pages->default_ipp = $Per_Page;
//$pages->url_next = $_SERVER["PHP_SELF"]."?QueryString=value&Page=";
$pages->url_next = $_SERVER["PHP_SELF"]."?QueryString=value&sort=$strSort&Page=";

$pages->paginate();

echo $pages->display_pages();
?>

<?
mysql_close($objConnect);
?>
</body>
</html>