if ($node instanceof Markup) {
$this->head[$i] = clone $node;
}
}
foreach ($this->innerHead as $i => $node) {
if ($node instanceof Markup) {
$this->innerHead[$i] = clone $node;
}
}
foreach ($this->innerFoot as $i => $node) {
if ($node instanceof Markup) {
$this->innerFoot[$i] = clone $node;
}
}
foreach ($this->foot as $i => $node) {
if ($node instanceof Markup) {
$this->foot[$i] = clone $node;
}
}
}
function getAncestor()
{
$ancestor = $this;
do {
$ancestor = $ancestor->parent;
} while ($ancestor->parent);
return $ancestor;
}
}
Markup::initialize();
