| <!doctype html> |
| <title>Event loop pause for beforeunload</title> |
| <script> |
| var counter = 0; |
| |
| onload = function count() { |
| document.getElementById("log").textContent = counter++ |
| setTimeout(count, 200); |
| } |
| |
| addEventListener("beforeunload", |
| function(e) { |
| e.preventDefault() |
| }, |
| false); |
| </script> |
| <ul> |
| <li>Click on the link below. When the prompt appears the counter at the bottom must stop incrementing. |
| <li>Opt not to leave the page. The counter must start incrementing again |
| </ul> |
| <p><a href="">Click here</a> |
| <div id="log"></div> |
