Signature
String ws_connection_id()
Parameters
return value : connection ID of the current WebSocket client
Returns the runtime-generated connection ID of the client whose message is currently being handled.
This ID can be passed to ws_send_to() or ws_close() to target a single connected client.
Example
String id = ws_connection_id(); print(id == "" ? "(empty outside a WS handler)" : id, "\n");
Output
(empty outside a WS handler)