Question

How to get a list of all the dictionary keys in C#

Answer 1

using System;
using System.Collections.Generic;

namespace ConsoleApplication_C_Sharp
{
    class Program
    {
        static void Main(string[] args)
        {
            var dic = new Dictionary<int, string>();

            dic.Add(2, "c");
            dic.Add(5, "c++");
            dic.Add(8, "c#");

            List<int> keys = new List<int>(dic.Keys);
            foreach (int key in keys) {
                Console.WriteLine(key);
            }
        }
    }
}


/*
run:
      
2
5
8
  
*/

 

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