-core/UnsupportedError-class.html">UnsupportedError</a></li>
    </ol>
  </div>

  <div id="dartdoc-main-content" class="col-xs-12 col-sm-9 col-md-8 main-content">
      <div><h1>bool class </h1></div>

    <section class="desc markdown">
      <p>The reserved words <code>true</code> and <code>false</code> denote objects that are the only two
instances of this class.</p>
<p>It is a compile-time error for a class to attempt to extend or implement
bool.</p>
    </section>
    

    <section class="summary off