``` json [{ "name":"广东省", "children":[{ "name":"深圳市", "children":[{ "name":"南山区" }] }] }] ``` ``` json { "广东省":{ "深圳市":{ "南山区":{} } } } ``` ``` json [ ["广东省", [ "深圳市", ["南山区"] ] ] ] ```
