using System;

using Flurl;

public class Program

{

    public static void Main()

    {

        var u = new Flurl.Url();

        u.Query = "?b=222&y=b%20%27some%27";

        var url = "https://example.com/some/".AppendPathSegment("/test");

        url.Query = "?x=1&b=%202";

        var x = u.QueryParams.FirstOrDefault("y") as string;

        Console.WriteLine("Url is " + url + " and x = " + x + "   type = " + x?.GetType());

    }

}