t.
For example, <a href="dart-core/Duration/inMinutes.html">inMinutes</a> can be greater than 59.</p>
<pre class="language-dart"><code class="language-dart">assert(fastestMarathon.inMinutes == 123);
</code></pre>
<p>All individual parts are allowed to be negative.</p>
<p>Use one of the properties, such as <a href="dart-core/Duration/inDays.html">inDays</a>,
to retrieve the integer value of the Duration in the specified time unit.
Note that the returned value is rounded down.
For example,</p>
<pre class="lan