Question

How to convert HashSet to string in C#

Answer 1

using System;
using System.Collections.Generic;

class Program
{
    static void Main() {
        HashSet<char> hs = new HashSet<char>();
         
        hs.Add('a');
        hs.Add('b');
        hs.Add('c');

        string s = string.Join("", hs);
        
        Console.Write(s);
    }
}
  
  
  
/*
run:
  
abc
  
*/

 

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