How to consume the complex json nested properties

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here i have a dynamic json

data = {
  "name": "deltha",
  "type": "object",

  "important": [

  "information": {
    "place": {
      "editable": false,
      "visible": true
    "info": {
      "type": "object",
      "properties": {
        "type": {
          "visible": true

    "Image": {
      "required": [
      "type": "object",
      "properties": {
        "deltha": {
          "search": "yes"


here i am trying to check whether each and every nested property has "required" attribute or not

for ex


here from the above object i have a attribute i have "required" and under that "name" is there suppose like image how can i check each and every property to check there is 'required' if required there then how can i read that value dynamically

I'll suggest to use a recursive function, here is a working example :

Complex JSON nesting of objects and arrays, Also, the empty object labs should be filled with something. Other than that, your code is okay. You can either paste it into javascript, or use the We need to pass this function two values: A JSON object, such as r.json() from an API request. The name of the key we're looking to extract values from. names = extract_values (r. json (), 'name') print (names) Regardless of where the key "text" lives in the JSON, this function returns every value for the instance of "key."

use the hasOwnProperty check the property exist or not

let obj = data['information']["Image"];


How to consume the complex json nested properties, I'll suggest to use a recursive function, here is a working example :​edit/angular-snucnm. JSON objects are surrounded by curly braces {}. JSON objects are written in key/value pairs. Keys must be strings, and values must be a valid JSON data type (string, number, object, array, boolean or null). Keys and values are separated by a colon. Each key/value pair is separated by a comma. Values in a JSON object can be another JSON object.

you can check the availability of the property as follows,

if (data.information.Image.required !== undefined) {
   console.log('prop is defined')

Consume Complex JSON Data, Learn how to work with complex hierarchical JSON data in a List control. Discussion. Hierarchical JSON is a JSON object that contains  The following function is an example of flattening JSON recursively. Code at line 16 and 20 calls function “flatten” to keep unpacking items in JSON object until all values are atomic elements (no dictionary or list). In the following example, “pets” is 2-level nested. The value for key “dolphin” is a list of dictionary.

How to group complex JSON object by nested properties · agershun , AlaSQL.js - JavaScript SQL database for browser and Node.js. Handles both traditional relational tables and nested JSON data (NoSQL). I usually use gson for this. No need for annotation if you name the variables the same as the objects in the json (could be the same for jackson though). If you define nested classes (subclass in the same .java file) you should indeed make them static, however that does not mean that instances of said nested class have to be static.

How to access nested json objects in JavaScript?, objects are the objects that are inside an another object. In the following example 'vehicles' is a object which is inside a main object called 'person'. I was following some examples for ASP.NET 5 and I got stumbled with how to properly read "nested" configuration values (if that is the proper term). Here is relevant portion of config.json: { "

An Introduction to JSON, the JSON Data Set will create a row for each object in the array, and each property Some JSON formats use nested structures to simply group data together. JSON Schema definitions can get long and confusing if you have to deal with complex JSON data. This post looks into how to use references to clean up and reuse your schemas in your Python app.

  • JSON is a textual notation for data exchange. (More here.) If you're dealing with JavaScript source code, and not dealing with a string, you're not dealing with JSON.
  • Welcome to SO. Please show the code you have written to try and solve your problem so we can help you better.
  • Displaying undefined
  • my bad its working i will my post could u check once
  • One small doubt how can i know which required property related to which one ?
  • If I understand well what you're asking for, then you only have to get the parent 'key' of the property
  • i can use that but data['information']["Image"]; in this image will be not there for each and every attribute it may be of some other name also instead of mentioning image dynamically is there any possibility for checking all the attibutes
  • Then you need to check whatever the attribute name exist on the parent before going inside that object
  • i already posted sample json could u just show me how to process it
  • you only posted one with image attribute only, how would i know the other attribute names
  • please check this url this image i am able to get but i unable get the required attribute and its value