)</code>.</p>
<p>The function <code class="sourceCode r"><span class="fu">undeclare</span>()</code> replaces
the NAs with their declared missing values. The result is still an
object of class <code class="sourceCode r"><span class="st">"declared"</span></code>,
but all missing values (and missing range) are stripped off the vector,
and values are presented as they have been collected. All other
attributes of interest (variable and value labels) are retained and
printed accordingly. Activating the argument <