i have this json format getting from a api, but i don't know to save this data into a parquet file, because is a wrong json structure, its just arrays. thanks for your time regard R Copy { "Name": [ "", "Water level", "Velocity", "Discharge", "Area", "Temperature Cond", ...
for(inti=0;i<jsonArray.size();i++){ arr[i]=jsonArray.getLong(i); System.out.println(arr[i]); } returnarr; } /** *将json数组转化为String型 * @param str * @return */ publicstaticString[] getJsonToStringArray(String str) { JSONArray jsonArray = JSONArray.fromObject(str); String...
您应该在变量values上使用JsonFormat。另外，由于您的变量as的类型为List，因此不需要添加JsonFormat。我知...
SO JSON在线提供在线JSON解析,可以把JSON内容或JSON文件进行格式化解析,按JSON层级展现。当JSON格式出现问题,采用中文的方式提醒JSON错误内容,以及标记JSON解析错误位置。SOJSON在线工具立志做一个完美的在线工具站,不仅仅是JSON在线工具,还有很多其他的在线工具。
JSONArray array = JSONArray.fromObject(list); String jsonstr = array.toString(); 2. 把java对象转换成json对象,并转化为字符串 JSONObject object = JSONObject.fromObject(user); Log4jInit.ysulogger.debug(object.toString()); 3.把JSON字符串转换为JAVA 对象数组JSONArray json = JSONArray.fromObject(us...
JSONArray feedsArray = paramzObject.getJSONArray("feeds"); for (int i = 0; i < feedsArray.length(); i++) { JSONObject sonObject = feedsArray.getJSONObject(i); JSONObject dataObject = sonObject.getJSONObject("data"); String subjectStr = dataObject.getString("subject"); ...
1publicclassJsonTest {2publicstaticvoidmain(String[] args) {34//Json对象中是添加的键值对,JSONArray中添加的是Json对象56JSONObject jsonObject =newJSONObject();7JSONObject jsonObject1 =newJSONObject();8JSONArray jsonArray =newJSONArray();9jsonObject1.put("001","tom");1011//JSONObject 对象中...
2.一个JSON数组——JSONArray [{"name":"胡小威" , "age":20 , "male":true},{"name":"赵小亮" , "age":22 , "male":false}] 3.复杂一点的JSONObject {"name":"胡小威", "age"=20, "male":true, "address":{"street":"岳麓山南", "city":"长沙","country":"中国"}} 4.复杂一点的...
// create an array using push_back json j; j.push_back("foo"); j.push_back(1); j.push_back(true); // also use emplace_back j.emplace_back(1.78); // iterate the array for (json::iterator it = j.begin(); it != j.end(); ++it) { std::cout << *it << '\n'; } ...
writestruct Write structure array to file (Since R2020b) readdictionary Create dictionary from file (Since R2024b) writedictionary Write dictionary to file (Since R2024b)Topics Customize JSON Encoding for MATLAB Classes How to override the jsonencode function for user-defined classes.Why...