years').</p></dd>

</dl></div>
    <div class="section level2">
    <h2 id="value">Value<a class="anchor" aria-label="anchor" href="#value"></a></h2>
    

<p>If 'units' specified, returns numeric. If 'units' unspecified,
returns an object of class '<code><a href="https://lubridate.tidyverse.org/reference/Duration-class.html" class="external-link">Duration</a></code>'.</p>
    </div>
    <div class="section level2">
    <h2 id="note">Note<a class="anchor" aria-label="anchor" href="#note"></a></h2>
    <p>Su