class="co">#&gt;</span></span>
<span><span class="co">#&gt; Labels:</span></span>
<span><span class="co">#&gt;  value   label</span></span>
<span><span class="co">#&gt;    -91 Missing</span></span></code></pre></div>
<p>Most functions are designed to be as similar as possible, for
instance, <code class="sourceCode r"><span class="fu">labels</span>()</code> to retrieve
or add/change value labels:</p>
<div class="sourceCode" id="cb4"><pre class="downlit sourceCode r">
<code class="sourceCode R"><span><span cl