Crazy Case Comparisons

eieio.cs

using System;
using System.Globalization;
using System.Threading;

namespace ConsoleApplication1
{
    internal static class Program
    {
        private static void Main()
        {
            const string FirstString = "\u00e9\u0131\u0065\u0308\u0130\u004f\u0304\u0328";
            const string SecondString = "\u0045\u0301\u0049\u00eb\u0069\u01ed";

            Thread.CurrentThread.CurrentCulture = CultureInfo.GetCultureInfo("tr-TR");

            // true
            Console.WriteLine(String.Equals(FirstString, SecondString, StringComparison.CurrentCultureIgnoreCase));

            // false
            Console.WriteLine(String.Equals(FirstString, SecondString, StringComparison.CurrentCulture));

            // false
            Console.WriteLine(String.Equals(FirstString, SecondString, StringComparison.InvariantCultureIgnoreCase));
        }
    }
}