Microsoft.Azure.WebJobs.Script.Utility.RemoveUtf8ByteOrderMark C# (CSharp) Method

        public static string RemoveUtf8ByteOrderMark(string input)
        {
            string byteOrderMark = Encoding.UTF8.GetString(Encoding.UTF8.GetPreamble());
            if (input != null && CultureInfo.InvariantCulture.CompareInfo.IsPrefix(input, byteOrderMark, CompareOptions.Ordinal))
            {
                input = input.Substring(byteOrderMark.Length);
            }

            return input;
        }