Pihrtsoft.Text.RegularExpressions.Linq.PatternBuilder.AppendAsciiHexadecimal C# (CSharp) Метод

        internal void AppendAsciiHexadecimal(int charCode)
        {
            if (charCode < 0 || charCode > 0xFF)
                throw new ArgumentOutOfRangeException(nameof(charCode));

            AppendBackslash('x');
            AppendDirect(charCode.ToString("X2", CultureInfo.InvariantCulture));
        }