/**
* {@inheritdoc}
*/
public function fetchColumn($columnIndex = 0)
{
$value = $this->stmt->fetchColumn($columnIndex);
if ($this->portability & (Connection::PORTABILITY_EMPTY_TO_NULL | Connection::PORTABILITY_RTRIM)) {
if ($this->portability & Connection::PORTABILITY_EMPTY_TO_NULL && $value === '') {
$value = null;
} elseif ($this->portability & Connection::PORTABILITY_RTRIM && is_string($value)) {
$value = rtrim($value);
}
}
return $value;
}
/**
* Provide a simple fetchOne.
*
* fetch single column from the next row
* @param int $column the column number to fetch
* @return string
*/
public function fetchOne($column = 0)
{
return $this->statement->fetchColumn($column);
}
public function fetchColumn($columnIndex = 0)
{
return $this->wrapped->fetchColumn($columnIndex);
}
/**
* Returns a single column from the next row of a result set.
*
* @param integer $columnIndex
*
* @return mixed A single column from the next row of a result set or FALSE if there are no more rows.
*/
public function fetchColumn($columnIndex = 0)
{
return $this->stmt->fetchColumn($columnIndex);
}
