using System;
using System.Linq;
using System.Collections.Generic;

public class SettingsEntry
{
   public string Name{get; set; }
   public object Value {get; set; }
}

public class Settings : List<SettingsEntry>
{
    public object this[string name]
    {
       get { return this.SingleOrDefault((entry) => entry.Name.Equals(name))?.Value; }
    }
}

public class Test
{
	public static void Main()
	{
		Settings settings = new Settings()
		{
			new SettingsEntry()
			{
				Name = "ServiceUrl",
				Value = "http://myhost/myservice.asmx"
			},
			new SettingsEntry()
			{
				Name = "ServiceTimeout",
				Value = 10000
			}
		};

		Console.WriteLine(settings["ServiceUrl"]);
		Console.WriteLine(settings["ServiceTimeout"]);
		Console.WriteLine(settings["Bla"]);
	}
}