Merge two JSON objects or files is an intermediate-level interview question, and sometimes interviewers may phrase it as 'join,' 'combine,' 'concatenate,' or 'multiply' two JSON objects. These terms might be used interchangeably to inquire about the process of merging JSON data.

Welcome back, visitors! In this article, I'm going to delve into the logic behind merging JSON objects. Join me as we explore the solution to concatenating two JSON strings in C#. I am going to cover how to join two json objects

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Program To Merge Two Json Or Files

// program by interviewspreparation.com

static void Main(string[] args)
{

    var jsonOne = JsonConvert.DeserializeObject<Dictionary<string, object>>(File.ReadAllText(PathFileOne));
    var jsonTwo = JsonConvert.DeserializeObject<Dictionary<string, object>>(File.ReadAllText(PathFileTwo));

    var jsonArray = new List<Dictionary<string, object>> { jsonOne, jsonTwo };

    string mergedJson = JsonConvert.SerializeObject(jsonArray);

    Console.WriteLine(mergedJson);
}

How To Join Json Files Or Objects

Let's delve into the heart of this article: Concatenating two JSON objects. I hope you are aware of what JSON is and how it works.

To combine multiple JSON objects, I'm going to use C#'s Dictionary. Using this, we can accomplish our merging within 3 steps.

We will store both JSON data into a dictionary and then use any JSON object converter library to create serialized versions of both JSON files.

Follow and check my website for Merge Multiple Json Objects or Files.