实际项目中后端生成目录树的json是比较常见的,hutool中提供了treeUtil使用起来比较方便。..."id": 126,
"name": "新增",
"parentId": 45
}, {
"children": [],
"id": 127,
"name": "修改..."id": 116,
"name": "新增",
"parentId": 46
}, {
"children": [],
"id": 117,
"name": "修改..."id": 128,
"name": "新增",
"parentId": 47
}, {
"children": [],
"id": 129,
"name": "修改