API REFERENCE
drillUp
Treemap: return to the parent branch, then the forest.
정의
drillUp(): Promise<TreemapDrillChangeEventDetail | null | SunburstDrillChangeEventDetail | IcicleDrillChangeEventDetail | DendrogramDrillChangeEventDetail>반환 타입: Promise<TreemapDrillChangeEventDetail | null | SunburstDrillChangeEventDetail | IcicleDrillChangeEventDetail | DendrogramDrillChangeEventDetail>. 요소 등록이 끝난 뒤 메서드를 호출하고 Promise 결과를 await로 기다리세요.