gecko-dev/layout/reftests/first-line/insertion-in-first-line-11....

12 строки
278 B
HTML

<!DOCTYPE html>
<style>
div { color: red; }
div::first-line { color: green }
#y { display: inline-block; }
</style>
<div id="x"><span id="y">green</span></div>
<script>
x.offsetWidth;
y.insertBefore(document.createTextNode('This should be '), y.firstChild);
</script>