e/bool-class.html">bool</a></span>
          </span>
                  </dt>
        <dd class="inherited">
          The equality operator. <a href="dart-core/Object/operator_equals.html">[...]</a>
                  <div class="features">inherited</div>
</dd>
      </dl>
    </section>



    <section class="summary offset-anchor" id="constants">
      <h2>Constants</h2>

      <dl class="properties">
        <dt id="hasCheckedState" class="constant">
          <span class="name "><a href="dart-ui/Semantic