normalizeChildren Tree

作用

深拷贝并按策略处理空的 children 属性；不影响原树结构。

签名

normalizeChildren({ tree, childrenKey='children', emptyChildren='omit' })

引入

import { normalizeChildren } from 'flit-kit'

参数

参数	类型	默认值	说明
`tree`	`Array<object>`	`[]`	输入树
`childrenKey`	`string`	`'children'`	子节点字段名
`emptyChildren`	`'omit'	'array'	'null'`

示例

const clean = normalizeChildren({ tree, emptyChildren: 'null' })

复杂度

O(n)

返回值

Array<object>

输出

[
  {
    "id": 1,
    "parentId": null,
    "name": "A",
    "sort": 2,
    "children": [
      {
        "id": 2,
        "parentId": 1,
        "name": "A-1",
        "sort": 1,
        "children": null
      },
      {
        "id": 3,
        "parentId": 1,
        "name": "A-2",
        "sort": 2,
        "children": null
      }
    ]
  }
]