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<?php
/**
* File was created 08.05.2015 15:26
*
* @author Karsten J. Gerber <[email protected]>
*/
namespace PeekAndPoke\Component\Psi\Operation\Terminal;
use PeekAndPoke\Component\Psi\TerminalOperation;
* GetFirstOperation
class GetFirstOperation implements TerminalOperation
{
/** @var */
private $default;
* @param mixed $default
public function __construct($default)
$this->default = $default;
}
* @param \Iterator $set
* @return mixed
public function apply(\Iterator $set)
$set->rewind();
return $set->valid() ? $set->current() : $this->default;
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