/**
* Rewinds the collection of sub-`Document`s to the beginning and returns the first one found.
*
* @return object Returns the first `Document` object instance in the collection.
*/
public function rewind()
{
$data = parent::rewind();
$key = key($this->_data);
return $this->offsetGet($key);
}
/**
* Rewinds the collection of sub-`Document`s to the beginning and returns the first one found.
*
* @return object Returns the first `Document` object instance in the collection.
*/
public function rewind()
{
$data = parent::rewind() ?: $this->_populate();
$key = key($this->_data);
if (is_object($data)) {
return $data;
}
if (isset($this->_data[$key])) {
return $this->offsetGet($key);
}
}
/**
* Reset the set's iterator and return the first record in the set.
* The next call of `current()` will get the first record in the set.
*
* @return object `Record`
*/
public function rewind()
{
$this->_pointer = 0;
reset($this->_index);
if ($record = parent::rewind()) {
return $record;
}
return empty($this->_data) ? null : $this->_data[$this->_pointer];
}
/**
* Rewinds the collection of sub-`Document`s to the beginning and returns the first one found.
*
* @return object Returns the first `Document` object instance in the collection.
*/
public function rewind()
{
$data = parent::rewind();
$key = key($this->_data);
if (is_a($data, $this->_classes['entity'])) {
return $data;
}
if ($this->_isComplexType($data)) {
$this->_data[$key] = $this->_relation('entity', $key, $this->_data[$key]);
}
return isset($this->_data[$key]) ? $this->_data[$key] : null;
}
