Function transferTreeData

transferTreeData(sourceData, options?): any[]
转换数组数据为树状数据
Parameters
- sourceData: any[]
  源数据
- options: {
      labelKey: string;
      parentKey: string;
      valueKey: string;
  } = ...
  转化选项
  - labelKey: string
  - parentKey: string
  - valueKey: string
Returns any[]
Example
```
transferTreeData(treeData); /// ...
transferTreeData(treeData, { labelKey: 'title', valueKey: 'key', parentKey: 'parent' }); /// ...
```