JSFiddle - React, Tailwind, and code Playground

HTML

<script type="text/javascript">
function go() {
    var popup = window.open('', 'open', 'width=500,height=300,scrollbars=yes,resizable=yes');
    popup.document.open();
    popup.document.write('<html><head></head><body></body></html>');
    popup.document.close();
    for (var i = 0; i < 10000; i += 1) {
        var node = popup.document.createTextNode(i + " ");
        popup.document.body.appendChild(node);
    }
}
</script>
<input type="button" onclick="go();" value="Open popup" />