void selectNodeContents(Node refNode) throws RangeException, DOMException;
refNode
The node whose children are to become the contents of this range.
A RangeException with a code of INVALID_NODE_TYPE_ERR if refNode or one of its ancestors is a DocumentType, Entity, or Notation node.
A DOMException with a code of WRONG_DOCUMENT_ERR if refNode is part of a different document than the one through which this range was created.
This method sets the boundary points of this range so that the range contains the children of refNode.