    =
        <span class="constant-value">const SemanticsFlag._(_kIsHiddenIndex)</span>
    </section>

    <section class="desc markdown">
      <p>Whether the semantics node is considered hidden.</p>
<p>Hidden elements are currently not visible on screen. They may be covered
by other elements or positioned outside of the visible area of a viewport.</p>
<p>Hidden elements cannot gain accessibility focus though regular touch. The
only way they can be focused is by moving the focus to them via linear
naviga