Dictionary In C#

Introduction:

 Dictionary is a generic type which means we can use it with any data type .Dictionary take two parameter,  Key and Value e.g: Dictionary<Tkey,TValue>. Dictionary is defined in the System.Collections.Generic namespace.

using System.Collections.Generic; 

Syntax:

Dictionary<string, string> <NameOfDictionary> = new Dictionary<string, string>();

Code:

 private static void Main(string[] args)
        {
            Dictionary<string, int> dictionary = new Dictionary<string, int>();
            dictionary.Add("A", 1);   //Add Data in Dictionary
            dictionary.Add("B", 2);
            dictionary.Add("C", 3);
            dictionary.Add("D", 4);
            dictionary.Add("E", 5);
           
            foreach (var VARIABLE in dictionary)
            {

                Console.Write(VARIABLE.Key.ToString());
                Console.Write(VARIABLE.Value.ToString());
                Console.ReadLine();
            }

        }

Output: