Generate string list for SQL IN Operator operation

gistfile1.txt

https://dotnetfiddle.net/8vZ7dz

Program.cs

using System;
using System.Collections.Generic;
using System.Linq;
					
public class Program
{
	public static void Main()
	{
		Console.WriteLine("Generate string list for SQL IN Operator operation");
		int listSize = 3;
		List<Guid> guidList = new List<Guid>(10);
		
		string result = "(";
		
		for(int i = 0; i < listSize; i++)
		{
			guidList.Add( Guid.NewGuid() );
		}
		
		guidList.ForEach(x => {
			result +=  "'" + Guid.NewGuid().ToString() + "'" + ",";
		});
		result = result.Remove(result.Length - 1);
		
		result += ")";
		Console.WriteLine("Result: " + result);
	}
}

Result