Please I can't figure out what is wrong with this line :
echo "<tr><td>".substr($row['Vehicule_ID'], 0, - (strlen($row['Marque']) + 1)."</td><td>".$row['Marque']."</td><td>".$row['Modele']."</td><td>".$row['Couleur']."</td></tr>";
I have this error :