<thead> <tr> <th>Código</th> <th>Nombres</th> <th>Apellidos</th> <th>Fecha Ultimo Ingreso</th> </tr> </thead> <tbody> <?php $result = $datab->consultar_students(); $num = mysql_numrows($result); $contador = 0; if ($num > 0) { while ($row = mysql_fetch_row($result)) { $res_ingres = $datab->consultar_ultimo_ingreso($row[0]); $last_login_app = mysql_fetch_row($res_ingres); ?> <tr> <td><?php echo "" . $row[0]; ?> </td> <td><?php echo "" . $row[1]; ?> </td> <td><?php echo "" . $row[2]; ?> </td>