Ballz.Renderer.BaseRenderer.CheckLetters C# (CSharp) Метод

        protected string CheckLetters(string toCheck)
        {
            char[] letters = toCheck.ToCharArray();
            string checkedString = toCheck;
            foreach (char letter in letters)
            {
                if (!Font.Characters.Contains(letter))
                    checkedString = checkedString.Replace(letter, '?');
            }

            return checkedString;
        }