Replaces the child node oldChild with newChild in the list of children, and returns the oldChild node. If newChild is a
DocumentFragment object, oldChild is replaced by all of the
DocumentFragment children, which are inserted in the same order. If the newChild is already in the tree, it is first removed.
public Node ReplaceChild(Node node, Node child)
|The new node to replace oldChild.
|The child to be replaced.
The replaced Node. This is the same node as oldChild.