Bits</a></span>
          <span class="signature">&#8594; <a href="dart-core/int-class.html">int</a></span>         
        </dt>
        <dd>
          Base two logarithm of the window size (the size of the history buffer). It
should be in the range <code>8..15</code>. Larger values result in better compression
at the expense of memory usage. The default value is <code>15</code>
                  <div class="features">final</div>
</dd>
        <dt id="hashCode" class="property inherited">
          <span 