Method getNodeByDataIndex

src/data/Tree.ts:367–370

(dataIndex: number)

    }

    getNodeByDataIndex(dataIndex: number): TreeNode {
        const rawIndex = this.data.getRawIndex(dataIndex);
        return this._nodes[rawIndex];
    }

    getNodeById(name: string): TreeNode {
        return this.root.getNodeById(name);