Source code
Revision control
Copy as Markdown
Other Tools
<!DOCTYPE html>
<script>
var x = 0;
</script>
<!-- This script's URI is:
var xhr = new XMLHttpRequest();
xhr.open('GET', 'data:text/plain,aaa', false);
xhr.send();
x=1;
-->
<script defer src="data:application/javascript,var%20x%20=%200;%20var%20xhr%20=%20new%20XMLHttpRequest();%20xhr.open('GET',%20'data:text/plain,aaa',%20false);%20xhr.send();%20x=1"></script>
<!-- This script's URI is:
parent.postMessage(x, '*');
-->
<script defer src="data:application/javascript,parent.postMessage(x, '*');"></script>