)
      <div class="features">override</div>
    </section>
    <section class="desc markdown">
      <p>Provide a representation of this <a href="dart-core/double-class.html">double</a> value.</p>
<p>The representation is a number literal such that the closest double value
to the representation's mathematical value is this <a href="dart-core/double-class.html">double</a>.</p>
<p>Returns "NaN" for the Not-a-Number value.
Returns "Infinity" and "-Infinity" for positive and negative Infinity.
Returns "-0.0" f