Page URL

https://flutter.dev/docs/cookbook/networking/web-sockets/

Page source

https://github.com/flutter/website/tree/main/src/docs/cookbook/networking/web-sockets.md

Describe the problem

The echo server URL given is no longer in service ws://echo.websocket.org

Expected fix

One possible replacement is this URL wss://ws.ifelse.io/

Additional context

The demo example given does not work due to this.