NN2024010801/vendor/league/commonmark/tests/functional/Extension/TableOfContents/md/setext-headings.html

<ul class="table-of-contents">
<li>
<a href="#content-this-is-a-top-level">This is a top level</a>
<ul>
<li>
<a href="#content-this-is-another-level">This is another level</a>
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</ul>
</li>
</ul>
<h1><a id="content-this-is-a-top-level" href="#content-this-is-a-top-level" class="heading-permalink" aria-hidden="true" title="Permalink">¶</a>This is a top level</h1>
<h2><a id="content-this-is-another-level" href="#content-this-is-another-level" class="heading-permalink" aria-hidden="true" title="Permalink">¶</a>This is another level</h2>