ara.html
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<title>Untitled Document</title>
</head>
<body>
<form id="form2" name="form2" method="post" action="qw.php">
<label>
<input type="text" name="veri" />
<select name="select">
<option value="ogrencino">Öğrenci Numarası</option>
<option value="sinifno">Sınıf No</option>
<option value="adi" selected="selected">Adı</option>
<option value="soyadi">Soyadı</option>
</select>
</label>
<input type="submit" name="Submit" value="Ara" />
</form>
</body>
</html>ara.php
<?php
$host = "localhost";
$db_n = "database";
$db_u = "kullanici";
$dn_p = "password";
$con = mysql_connect($host,$db_u,$db_p);
if(!$con) { die("Sql'e Baglanamadik"); }
$db = mysql_select_db($db_n,$con);
if(!$db) { die("Veritabani iliskilendirilemedi"); }
$ara = $_POST['text'];
$secim = $_POST['select'];
if($secim == "ogrencino") {
$anahtar = "OgrNo";
}elseif($secim == "sinifno"){
$anahtar = "SinifNo";
}elseif($secim == "adi"){
$anahtar = "Ad";
}elseif($secim == "soyadi"){
$anahtar = "Soyad";
}else{ die ("si@"); }
$sorgu = mysql_query("select * from tablom WHERE ".$anahtar." LIKE '%".$ara."%'");
?>
<table width="857" border="0">
<tr>
<th width="69" scope="col"> Numarası </th>
<th width="75" scope="col">Sınıf No </th>
<th width="116" scope="col"> Adı </th>
<th width="131" scope="col">Soyadı</th>
<th width="100" scope="col">Telefon No </th>
<th width="114" scope="col">Mobil No </th>
<th width="109" scope="col">Anne Mobil </th>
<th width="109" scope="col">Baba Mobil </th>
</tr>
<?php
while($veri = mysql_fetch_assoc($sorgu)){?>
<tr>
<th scope="row"><?php echo $veri[OgrNo]; ?></th>
<td><?php echo $veri[SinifNo]; ?></td>
<td><?php echo $veri[Ad]; ?></td>
<td><?php echo $veri[Soyad]; ?></td>
<td><?php echo $veri[Tel]; ?></td>
<td><?php echo $veri[Mobil]; ?></td>
<td><?php echo $veri[AnneMobil]; ?></td>
<td><?php echo $veri[BabaMobil]; ?></td>
</tr>
<?php } ?>
</table>denemedim ama sanirim calisir. Bu sadece ornek olarak verilmistir. Guvenlik Tedbirlerinizi aliniz.