sendStrings method
Equivalent to Send(params string[] messages) in C#.
Implementation
Future<bool> sendStrings(List<String> messages) async {
response = '';
statusResponse = '';
if (!isConnected) {
final ok = await open();
if (!ok) return false;
}
final framed = _dataPreparationStrings(stx, messages, etx);
if (framed == null) return false;
return _writeAll(framed);
}