/**
* Liste les colonnes d'une table
* @param string $tableName
*
* @return mixed array | null
*/
public function listColumns($tableName)
{
try {
$sql = "SHOW FIELDS FROM {$tableName}";
$stmt = $this->dbConnection->getConn()->prepare($sql);
if ($stmt->execute()) {
return $stmt->fetchAll(\PDO::FETCH_NUM);
}
} catch (\Exception $e) {
echo helper::error($e->getMessage() . "\r\n");
return null;
}
}
