JSFiddle - React, Tailwind, and code Playground
by ps1panda
HTML
<button onclick="myWindow()">Открыть</button>
<script>
function myWindow() {
var w = window.open('', '', 'scrollbars=1');
w.document.write('<!DOCTYPE html>\n\
<title>Заголовок</title>\n\
<p>Содержание <button onclick="window.close();">Закрыть</button>\n\
');
}
</script>