<table width="667" border="1">
  <tr>
    <th width="133" scope="col">Pseudo</th>
    <th width="58" scope="col">Nbr cité</th>
    <th width="143" scope="col">Coordonnées</th>
    <th width="183" scope="col">Puissance </th>
    <th width="51" scope="col">Larmes</th>
    <th scope="col">Modification</th>
  </tr>
  
<?php

$dbh = new PDO("sqlite:oo.sqlite");

$res = $dbh->query('SELECT * FROM oo');
while ($val = $res->fetch() )
	{
?>

<form method="POST" action="script.php">
<tr>
<td><input type="text" name="pseudo" id="pseudo" value="<?php echo $val ['0']; ?>" /></td>
<td><input type="text" name="cite" id="cie" value="<?php echo $val ['1']; ?>" /></td>
<td><?php echo $val ['2'] .'<br>'; ?></td>
<td><?php echo $val ['3'] .'<br>'; ?></td>
<td><?php echo $val ['4'] .'<br>'; ?></td>
<td class="align"><input type="submit" id="modifier" value="Modifier" /></td>
</tr>
</form>

<?php
	}
$res->closeCursor();
?>

<?php
	if (isset($_POST['pseudo'], $_POST['cite']) )
		{
			
$dbh = new PDO("sqlite:oo.sqlite");
$res = $dbh->query('SELECT * FROM oo');

$req = $dbh->prepare("UPDATE 'main' . 'oo' SET 
pseudo = :test 
WHERE larme = 8 ");

$req->execute(array(
		'test' => $_POST['pseudo'],
		));
		
		}
?>