数据格式转化json数组转化String

Question

["MiiYBeZpaHcMnOBXdzPkvLwiEiE"]怎么转化成MiiYBeZpaHcMnOBXdzPkvLwiEiE

 org.json.JSONObject jsonObj = new org.json.JSONObject(decryptMsg);
            JSONArray unionIdList = jsonObj.getJSONArray("UnionIdList");

for (int i = 0; i < unionIdList.length(); i++) {
                    System.out.println("第"+i+"个用户唯一id"+unionIdList)；
                    redisTemplate.opsForValue().set(unionId,programmeResultOne);
                    System.out.println(redisTemplate.opsForValue().get(unionId));
                }

Answer 1

循环json数组，然后对每个toString操作就可以了呀