<th> Hora Inicio </th> <th> Hora fin </th> </tr> </thead> <tbody> <form method="POST" action="index.php"> <input type="hidden" name="task" value="insertar-horario"/> <tr> <td> <select name='idAula'> <?php $listaAulas = $aulasBLL->selectAll(); foreach ($listaAulas as $objAula) { ?> <option value ="<?php echo $objAula->getId(); ?> "> <?php echo $objAula->getNumero(); ?> </option> <?php } ?> </select>