web_message_test.html 227 B

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  1. <html>
  2. <head><title>OK</title></head>
  3. <script>
  4. x.postMessage("from page");
  5. x.addEventListener("message", function(event) {
  6. x.postMessage("bouncing " + event.data);
  7. });
  8. </script>
  9. <body>
  10. </body>
  11. </html>