0
点赞
收藏
分享

微信扫一扫

Json型字符串取出固定的Key值并用逗号拼接

南柯Taylor 2022-01-25 阅读 71
json
  String json = "[{'day1':'work','day2':26},{'day1':123,'day2':26}]";
        StringJoiner sj1 = new StringJoiner(",");
        JSONArray jsonArray = JSONArray.fromObject( json);
        for(int i=0; i<jsonArray.size(); i++){
            JSONObject obj = (JSONObject) jsonArray.get(i);
            String day1 = String.valueOf(obj.get("day1"));
            sj1.add(day1);
          }
        System.out.println(sj1.toString());
        }

结果:

 

举报

相关推荐

0 条评论