How to resolve the algorithm JSON step by step in the C# programming language
Published on 12 May 2024 09:40 PM
How to resolve the algorithm JSON step by step in the C# programming language
Table of Contents
Problem Statement
Load a JSON string into a data structure.
Also, create a new data structure and serialize it into JSON.
Use objects and arrays (as appropriate for your language)
and make sure your JSON is valid (https://jsonformatter.org).
Let's start with the solution:
Step by Step solution about How to resolve the algorithm JSON step by step in the C# programming language
-
Create a Dictionary with String Keys and Object Values:
- The
people
dictionary is created with string keys ("1" and "2") and object values ("John" and "Susan").
- The
-
Serialize the Dictionary to JSON:
JavaScriptSerializer
is used to serialize thepeople
dictionary to a JSON string (json
).- Serialization means converting a .NET object (in this case, the dictionary) into a JSON representation.
-
Output the JSON String:
- The
json
variable contains the JSON representation of the dictionary, which is printed to the console usingConsole.WriteLine
.
- The
-
Deserialize the JSON String into a Dictionary:
Deserialize
is used to convert thejson
string back into a .NET dictionary (deserialized
).- This time, the type parameter is specified as
Dictionary<string, object>
to match the original dictionary.
-
Access a Value from the Deserialized Dictionary:
- After deserialization, the
deserialized
dictionary can be accessed like any other dictionary. - Here, the value corresponding to the key "2" is retrieved and printed to the console.
- After deserialization, the
-
Deserialize JSON String into a Dynamic Object:
DeserializeObject
is used to deserialize a JSON string into a dynamic object (jsonObject
).- A dynamic object is an object that allows dynamic access to its properties, even if they are not defined explicitly.
-
Extract Data from the Dynamic Object:
- The
jsonObject
is cast to a dictionary (Dictionary<string, object>
). - The value associated with the key "bar" is retrieved and cast to an object array (
array
).
- The
-
Access an Array Element:
- Finally, the second element of the
array
is retrieved and printed to the console. This demonstrates accessing array elements in JSON data.
- Finally, the second element of the
Source code in the csharp programming language
using System;
using System.Collections.Generic;
using System.Web.Script.Serialization;
class Program
{
static void Main()
{
var people = new Dictionary<string, object> {{"1", "John"}, {"2", "Susan"}};
var serializer = new JavaScriptSerializer();
var json = serializer.Serialize(people);
Console.WriteLine(json);
var deserialized = serializer.Deserialize<Dictionary<string, object>>(json);
Console.WriteLine(deserialized["2"]);
var jsonObject = serializer.DeserializeObject(@"{ ""foo"": 1, ""bar"": [10, ""apples""] }");
var data = jsonObject as Dictionary<string, object>;
var array = data["bar"] as object[];
Console.WriteLine(array[1]);
}
}
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