|
public getSibling ( integer $offset = 1 ) : |
||
| $offset | integer | Offset from current node |
| return | Null if not found | |
function getSibling($offset = 1)
{
$index = $this->index() + $offset;
if ($index >= 0 && $index < $this->parent->childCount()) {
return $this->parent->getChild($index);
} else {
return null;
}
}