(PHP 5, PHP 7)
DOMNode::cloneNode — Clones a node
public DOMNode::cloneNode ([ bool $deep ] ) : DOMNode
Creates a copy of the node.
deep
Indicates whether to copy all descendant nodes. This parameter is defaulted to false.
The cloned node.
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https://www.php.net/manual/en/domnode.clonenode.php