W3cubDocs

/Dart 2

selectedProtocol property

String selectedProtocol

The protocol which was selected during protocol negotiation.

Returns null if one of the peers does not have support for ALPN, did not specify a list of supported ALPN protocols or there was no common protocol between client and server.

Implementation

String get selectedProtocol;

© 2012 the Dart project authors
Licensed under the Creative Commons Attribution-ShareAlike License v4.0.
https://api.dart.dev/stable/2.5.0/dart-io/RawSecureSocket/selectedProtocol.html