| <!DOCTYPE html> | |
| <html> | |
| <body> | |
| <iframe id="myFrame"></iframe> | |
| <script> | |
| const html = "<body" + ">PASS<script" + ">parent.postMessage('loaded', '*')</"+ "script></" + "body>"; | |
| var blob = new Blob([html], {type: 'text/html'}); | |
| var url = URL.createObjectURL(blob); | |
| myFrame.src = url; | |
| window.onmessage = (event) => { | |
| parent.postMessage(event.data, '*'); | |
| }; | |
| </script> | |
| </body> | |
| </html> |