div class="features">override</div>
    </section>
    <section class="desc markdown">
      <p>Returns a string representation of this object.</p>
    </section>
    
    <section class="summary source-code" id="source">
      <h2><span>Implementation</span></h2>
      <pre class="language-dart"><code class="language-dart">@override
String toString() {
  switch (index) {
    case _kHasCheckedStateIndex:
      return &#39;SemanticsFlag.hasCheckedState&#39;;
    case _kIsCheckedIndex:
      return &#39;Seman