1819146.html (808B)
1 <!DOCTYPE html> 2 <html> 3 <head> 4 <script id="worker1" type="javascript/worker"> 5 self.onmessage = async function (e) { 6 const abort = new AbortController() 7 const signal = abort.signal 8 abort.abort() 9 close() 10 try { await fetch(undefined, { signal: signal }) } catch (e) {} 11 await navigator.locks.request("weblock_0", { signal: signal }, () => {}) 12 await fetch(undefined, { headers: [] }) 13 } 14 </script> 15 <script> 16 document.addEventListener('DOMContentLoaded', () => { 17 const blob = new Blob([document.querySelector('#worker1').textContent], { type: 'text/javascript' }) 18 const worker = new Worker(window.URL.createObjectURL(blob)) 19 worker.postMessage([], []) 20 }) 21 </script> 22 </head> 23 </html>