Parse your Json String into a Map<String,Object> and that is the map that will give you your Json String if you use some Json library to write it as Json. You can use Json Jackson library or Gson library or any other available.

Nov 4, 2023 · JSON Array is a list of items surrounded by square brackets. Each item in the array is separated by a comma. Learn about multi-dimensional arrays.

Dec 30, 2016 · At the moment I have multiple arrays containing different pieces of data. I would like to create one JSON object, that contains the multiple arrays each with several pieces of data. E.g. An object called cars, containing multiple arrays each for a different make of car.

Nov 6, 2013 · How would you write the following two dimensional array in JSON schema? The grid is fixed to 16*13. It contains completely empty rows or row with values like int (0-99) or an empty string. Here is an example of the array: [ [], [], [], [], [], [], ['','','','',94,78,37,78,'','','',61,71], [42,82,53,62,65,47,65,77,26,93,69,69,51],

Following is an example for JSOn with key and null value. If you want to have an empty collection of values. The object contains key and value pairs and the Array contains a group of objects enclosed in a square bracket []. Two-dimensional arrays are an array of arrays. It can be represented as a matrix with rows and columns.

In JSON, array values must be of type string, number, object, array, boolean or null. In JavaScript, array values can be all of the above, plus any other valid JavaScript expression, including functions, dates, and undefined. You can create a JavaScript array from a literal: You can create a JavaScript array by parsing a JSON string:

Feb 1, 2024 · Here is a simplified version of my code: // Variables JSONObject json; String jsonString; String [] [] myHexFrame; int fps; // These are inside a function json = new JSONObject (); // Create a new JSON object. OK. json.setInt ("fps", fps); // Add a simple integer.

Aug 2, 2023 · I have two dimensional array from sensor reading, id and time_update. for an example i write loop to adding value to array like this : String biDimArray [5] [2]; void setup () { // put your setup code here, to run once…

Jan 30, 2023 · JSON Array Example: Here, we provide the key books in the jsonObjectArray object a JSON Array of Objects. The [] operator is then used to retrieve the array’s first element.

Dec 25, 2024 · In this article, we will explore three potential solutions to handle multidimensional arrays with System.Text.Json: Use Newtonsoft.Json, which supports multidimensional arrays. Use a jagged array (e.g., int[][]), which System.Text.Json can handle. 1. Create a Custom JsonConverter Class.