Weblabor

<?
$kapcsolat=mysql_connect("...","...","..."); 
mysql_select_db("...") or die("Adatbázis hiba!");

    $parancs = "SELECT * FROM proba";
    $eredmeny = mysql_query($parancs);

    $szin = "darkgrey";

    while ($sor = mysql_fetch_array($eredmeny)) {
      if ($szin=="darkgrey") {
        $szin = "white";
      }
      else {
        $szin = "darkgrey";
      }
      ?>
      <tr bgcolor="<?= $szin?>" style="color:#000000">
        <td align=center><?= $sor["saz"] ?></td>
        <td align=center><?= $sor["ered"] ?></td>
        <td align=center> 
<a href="change_form.php?id=<?= $sor["id"] ?>&saz=<?= urlencode($sor["saz"]) ?>&ered=<?= $sor["ered"] ?>">Módosítás</a><br /><a href="delete_user.php?id=<?= $sor["id"] ?>">Törlés</a></td>
      </tr>
      <?
    }  
?>

<?php
$kapcsolat=mysql_connect("...","...","..."); 
mysql_select_db("...") or die("Adatbázis hiba!");

$parancs = "DELETE FROM proba WHERE id='".$id."' LIMIT 1";
mysql_query($parancs);
header("location: list.php");
mysql_close($kapcsolat);
?>

<?php
$kapcsolat=mysql_connect("...","...","..."); 
mysql_select_db("...") or die("Adatbázis hiba!");

$parancs = "UPDATE proba SET saz='$saz', ered='$ered', WHERE id='".$_POST['id']."'";

mysql_query($parancs);

header("Location: list.php");

mysql_close($kapcsolat);
?>

<form action="change_user.php" method="post">
<table>
<tr align="center">
<td><p class="form">saz</p></td>
<td><input type="text" name="saz" class="login" value="<?= $saz?>"/>
<br /></td>
<td><?= $saz;?></td>
</tr>
<tr align="center">
<td><p class="form">ered:</p></td>
<td><input type="text" name="ered" class="login" value="<?= $ered?>"/><br /></td>
</tr>

<tr align="center">
<td><p class="form">Hidden area</p></td>
<td><input type="hidden" name="id" value="<?= $id?>" class="login"></tr>
<tr><td><center><input type="submit" name="change" value="Módosítsuk!"/></center></td>
<td><center><input type="reset" value="RESET!"/></center></td></tr>
</table>
</form>