Java获取嵌套的json串里的数据

1、导包：import com.alibaba.fastjson.JSONObject;

 maven:

    <groupId>com.alibaba

    <artifactId>fastjson

    <version>1.2.60

</dependency>

String result ="{"key":{"key1":"value:"}}";

JSONObject obj = JSONObject.parseObject(result);

JSONObject key = (JSONObject) obj.get("key");

String value = key.getString("key1");