code: function getRow($sql, $params = array())
      {
          //echo 'get row --- ';
  
          $data = $this->query ($sql, $params);
  
          $row = false;
          if (count ($data) > 0)
          {
              $row = $data[0];
          }
  
          //var_dump ($row);
          //echo '<br><br>';
  
          return $row;
      }
docs: Run an SQL query and return the first row of the result set, if
  any.
  
  @param string $sql An SQL string with placeholders.  The
  placeholders are assumed to be specific to the database engine
  for this connection.
  
  @param array $params An array of parameters to insert into the
  SQL string using this connection's escaping mechanism.
  
  @return array $result The first row of the result set, if any,
  keyed on column name.  False if no such result was found.