WebSockets (ws)

fn ws_handler(conn) {
    // Wait for messages from client
    msg = ws.read(conn)
    
    // Echo it back
    ws.write(conn, "Server says: ${msg}")
}

// Attach the websocket handler to a route inside your HTTP server
rt.add("/socket", ws_handler)
op(8080, rt.serve, "mul", 100)