Convertir la primera letra en Mayuscula

UppercaseFirst.cs

public static string UppercaseFirst(string text)
		{
			var s = text.TrimEnd().TrimStart().ToLower();
			// Check for empty string.
			if (string.IsNullOrEmpty(s))
				return string.Empty;

			var arr = s.Split(' ');
			foreach (var item in arr)
				s = s.Replace(item, char.ToUpper(item[0]) + item.Substring(1));

			// Return char and concat substring.
			return s;
		}