/mdn2/en-US/docs/Web/API/RangeRange
cloneContents cloneRange collapse collapsed commonAncestorContainer compareBoundaryPoints compareNode comparePoint createContextualFragment deleteContents detach endContainer endOffset extractContents getBoundingClientRect getClientRects insertNode intersectsNode isPointInRange Range selectNode selectNodeContents setEnd setEndAfter setEndBefore setStart setStartAfter setStartBefore startContainer startOffset surroundContents toString