laceholderAlignment</a></span>
                  </dt>
        <dd>
          <p>Align the top edge of the placeholder with the baseline specified
such that the placeholder hangs below the baseline.</p>
<p>The <a href="dart-ui/TextBaseline-class.html">TextBaseline</a> to use must be specified and non-null when using this
alignment mode.</p>
                  
  <div>
            <span class="signature"><code>const PlaceholderAlignment(2)</code></span>
          </div>
        </dd>
        <dt id="bottom" c