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<?php
abstract class AbstractSelectQueryResult extends AbstractQueryResult implements SelectQueryResult
{
public function __construct($query, array $parameters)
{
parent::__construct($query, $parameters);
}
public function has_next()
{
return $this->valid();
}
public function fetch()
{
if ($this->needs_rewind())
{
$this->rewind();
}
$current = $this->current();
$this->key();
$this->next();
return $current;
}
abstract protected function needs_rewind();
}
?>