Java recursive algorithm constructs JSON tree structure
bigtree2099: Baidu search "Multi-forktree combined with JavaScript tree components to implement infinite-level tree structures (a method to build a multi-level ordered tree structure JSON (or XML) data source)" Baidu Netdisk download link: /s/13-1Ra-eonZtEmFGXn7KLLg?pwd=2022 Extraction code: 2022