instead:
$out .= foreach ($greeting as $greet){ .'<td>' . echo $greet->id . '</td>' . } .'</table>';
try:
foreach ($greeting as $greet){ $out .= '<td>' . $greet->id . '</td>'; }
$out .= '</table>';
instead:
$out .= foreach ($greeting as $greet){ .'<td>' . echo $greet->id . '</td>' . } .'</table>';
try:
foreach ($greeting as $greet){ $out .= '<td>' . $greet->id . '</td>'; }
$out .= '</table>';