prerender-inner.html (549B)
1 <!DOCTYPE html> 2 <script src="utils.js"></script> 3 <title>Fenced frame content to report the result of prerendering</title> 4 5 <body> 6 <script> 7 (() => { 8 [prerender_ready_key, prerender_loaded_key, prerender_activated_key] = 9 parseKeylist(); 10 document.addEventListener('prerenderingchange', () => { 11 writeValueToServer(prerender_activated_key, 'activated'); 12 }); 13 if (document.prerendering) { 14 writeValueToServer(prerender_ready_key, 'ready'); 15 } else { 16 writeValueToServer(prerender_loaded_key, 'loaded'); 17 } 18 })(); 19 </script> 20 </body>