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<?php
namespace Ducatel\PHPCollection\Base;
abstract class AbstractCollection implements \IteratorAggregate, \Countable
{
/**
* @var The array where data are stored internally
*/
protected $data = [];
* Check if an object is present in the collection.
* The check will be done by `===`
* @param $objectToFind The object you want to check if it's already present.
* @return bool True if present else false
public function contains($objectToFind) : bool
foreach ($this as $elem) {
if ($elem === $objectToFind) {
return true;
}
return false;
* Count elements of an object
*
* @link http://php.net/manual/en/countable.count.php
* @return int The custom count as an integer.
* </p>
* <p>
* The return value is cast to an integer.
* @since 5.1.0
public function count()
return count($this->data);
* Retrieve an external iterator
* @link http://php.net/manual/en/iteratoraggregate.getiterator.php
* @return \Traversable An instance of an object implementing <b>Iterator</b> or
* <b>Traversable</b>
* @since 5.0.0
public function getIterator()
return new \ArrayIterator($this->data);
Ducatel /
PHPCollection
