private static String matchSingleVCardPrefixedField(String prefix,
                                                            String rawText,
                                                            bool trim)
        {
            var values = VCardResultParser.matchSingleVCardPrefixedField(prefix, rawText, trim, false);

            return(values == null || values.Count == 0 ? null : values[0]);
        }
        private static String[] matchVCardPrefixedField(String prefix, String rawText, bool trim)
        {
            List <List <String> > values = VCardResultParser.matchVCardPrefixedField(prefix, rawText, trim, false);

            if (values == null || values.Count == 0)
            {
                return(null);
            }
            int size = values.Count;

            String[] result = new String[size];
            for (int i = 0; i < size; i++)
            {
                result[i] = values[i][0];
            }
            return(result);
        }