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<?php
class ParentIterator extends FilterIterator implements RecursiveIterator
{
function __construct(RecursiveIterator $it)
{
parent::__construct($it);
}
function accept()
{
return $this->it->hasChildren();
}
function hasChildren()
{
return $this->it->hasChildren();
}
function getChildren()
{
return new ParentIterator($this->it->getChildren());
}
}
?>
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