gan_node_html.php
function detach($move_children_up = false) {
		if (($p = $this->parent) !== null) {
			$index = $this->index();
			$this->parent = null;

			if ($move_children_up) {
				$this->moveChildren($p, $index);
			}
			$p->deleteChild($this, true);
		}
	}
function detach($move_children_up = false) {
		if (($p = $this->parent) !== null) {
			$index = $this->index();
			$this->parent = null;

			if ($move_children_up) {
				$this->moveChildren($p, $index);
			}
			$p->deleteChild($this, true);
		}
	}
Detach node from parent
@param bool $move_children_up Only detach current node and replace it with child nodes
@internal jquery (naming) compatibility
@see delete()