## getBuildingBlock(Index, isDeep) {#number_boolean} Returns an Nth child [BuildingBlock](../../buildingblock/) node. ```js getBuildingBlock(Index: number, isDeep: boolean) ``` | Parameter | Type |......## getBuildingBlock(index, isDeep) {#number_boolean} Returns...node. ```js getBuildingBlock(index: number, isDeep: boolean) ```...