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<?php
namespace ColinODell\Ipv4;
/**
* An object that implements a subnet iterator.
*/
class SubnetIterator implements \Iterator
{
private $position = 0;
private $low_dec;
private $hi_dec;
* SubnetIterator constructor.
*
* @param Subnet $subnet
public function __construct(Subnet $subnet)
$this->low_dec = ip2long($subnet->getFirstHostAddr());
$this->hi_dec = ip2long($subnet->getLastHostAddr());
}
public function rewind()
$this->position = 0;
public function current()
return long2ip($this->low_dec + $this->position);
public function key()
return $this->position;
public function next()
$this->position++;
public function valid()
return ($this->low_dec + $this->position) <= $this->hi_dec;
colinodell /
php-ipv4
