file_broadcast_load.html (389B)
1 <!DOCTYPE html> 2 <h1>file_broadcast_load.html</h1> 3 <script> 4 let channel = new BroadcastChannel("test"); 5 channel.onmessage = function(e) { 6 console.log("file_broadcast_load.html got message:", e.data); 7 if (e.data == "close") { 8 window.close(); 9 } 10 }; 11 12 addEventListener("load", function() { 13 console.log("file_broadcast_load.html loaded"); 14 channel.postMessage("load"); 15 }); 16 </script>