using System;
using System.Threading;
using System.Globalization;
 
public class Test
{
	public static void Main()
	{
        Thread.CurrentThread.CurrentCulture = new CultureInfo("tr-TR");
        Console.WriteLine("I".ToLower() == "i".ToLower());
        Console.WriteLine("I".ToUpper() == "i".ToUpper());
        Console.WriteLine(string.Compare("I", "i", StringComparison.InvariantCultureIgnoreCase));
        Console.WriteLine(string.Compare("I", "i", StringComparison.CurrentCultureIgnoreCase));
	}
}

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