Undefined variable: old_aar in
Får denne fejl som sædvanligt Undefined variable: old_aar in i denne linje: if ( $old_aar != $month['aars_tal'] )Og har prøvet med dette dog uden held: if (isset($_GET['old_aar']) && $month['aars_tal'] )
Her ses det meste af koden.
$kon = mysql_query("SELECT DISTINCT aar.aars_tal,Kalender.*,users.*FROM (aar INNER JOIN Kalender ON aar.aar_id = Kalender.aar_id) INNER JOIN users ON Kalender.user_id = users.user_id ORDER by aars_tal");
//SELECT Kalender.*,users.* FROM Kalender INNER JOIN users ON (Kalender.user_id = users.user_id
?>
<td colspan="13" align="center"></td>
</tr>
<?php while ($month = mysql_fetch_array($kon)){
if ( $old_aar != $month['aars_tal'] )
{
$old_aar = $month['aars_tal'];
?>
<tr>
<td colspan="13" class="KalHead" align="center"><b>
<?php echo $month['aars_tal']; ?></b>
</td>
</tr>
<tr>
<td class="KalHead" width="50"> </td><td align="center" width="30" class="KalHead">Jan</td><td width="30" align="center" class="KalHead">Feb</td><td align="center" width="30" class="KalHead">Mar</td><td align="center" width="30" class="KalHead">Apr</td><td align="center" width="30" class="KalHead">Maj</td><td align="center" width="30" class="KalHead">Jun</td><td align="center" width="30" class="KalHead">Jul</td><td align="center" width="30" class="KalHead">Aug</td><td align="center" width="30" class="KalHead">Sept</td><td align="center" width="30" class="KalHead">Okt</td><td align="center" width="30" class="KalHead">Nov</td><td align="center" width="30" class="KalHead">Dec</td>
</tr>
<?php
}
?>
<tr>
<td class="KalHead"><?php echo $month['first_name']; ?></td><td align="center" class="Kaltext"><?php echo $month['Januar']; ?></td><td class="Kaltext" align="center"><?php echo $month['Februar']; ?></td><td class="Kaltext" align="center"><?php echo $month['Marts']; ?></td><td class="Kaltext" align="center"><?php echo $month['April']; ?></td><td class="Kaltext" align="center"><?php echo $month['Maj']; ?></td><td class="Kaltext" align="center"><?php echo $month['Juni']; ?></td><td class="Kaltext" align="center"><?php echo $month['Juli']; ?></td><td class="Kaltext" align="center"><?php echo $month['August']; ?></td><td class="Kaltext" align="center"><?php echo $month['September']; ?></td><td class="Kaltext" align="center"><?php echo $month['Oktober']; ?></td><td class="Kaltext" align="center"><?php echo $month['November']; ?></td><td class="Kaltext" align="center"><?php echo $month['December']; ?></td>
</tr>
<?php } ?>
</table>
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