br>)
      <div class="features">override</div>
    </section>
    <section class="desc markdown">
      <p>Returns the greatest integer no greater than <code>this</code>.</p>
<p>If <code>this</code> is not finite (<code>NaN</code> or infinity), throws an <a href="dart-core/UnsupportedError-class.html">UnsupportedError</a>.</p>
    </section>
    
    <section class="summary source-code" id="source">
      <h2><span>Implementation</span></h2>
      <pre class="language-dart"><code class="language-dart">int 