f placeholders currently in the paragraph.
                  <div class="features">read-only</div>
</dd>
        <dt id="placeholderScales" class="property">
          <span class="name"><a href="dart-ui/ParagraphBuilder/placeholderScales.html">placeholderScales</a></span>
          <span class="signature">&#8594; <a href="dart-core/List-class.html">List</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="dart-core/double-class.html">double</a></span>&gt;</span></span>         
       