a.cs

	var a = "877495169FA05B9D8639A0EBC42022338F7D2324";
	var b = "‎877495169fa05b9d8639a0ebc42022338f7d2324";
	a.ToUpper().Dump();
	b.ToUpper().Dump();
	(a.ToUpper() == b.ToUpper()).Dump("ToUpper");
	(a.ToUpperInvariant() == b.ToUpperInvariant()).Dump("ToUpperInvariant");
	string.Equals(a, b, StringComparison.OrdinalIgnoreCase).Dump("OrdinalIgnoreCase");
	string.Equals(a, b, StringComparison.InvariantCultureIgnoreCase).Dump("InvariantCultureIgnoreCase");