JonathanConn

// Parent Component (app/test/canvas/page.tsx)

// 1. Setup State and Refs
const iframeRef = useRef<HTMLIFrameElement>(null);
const [messagePort, setMessagePort] = useState<MessagePort | null>(null);

// 2. Message Sending Function
function sendMessageToChild() {
    if (!messagePort) return;
    messagePort.postMessage("Hello from parent");

JonathanConn

{}