an class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s">&#39;hi&#39;</span><span class="p">)</span>
</code></pre></div>

<p>and:</p>

<div class="codehilite"><pre><code><span class="n">use</span> <span class="s1">&#39;zlib&#39;</span>
<span class="nb">sub</span> <span class="n">main</span><span class="p">(</span><span class="n">argv</span><span class="p">)</span>
    <span class="nb">puts</span> <span class="s1">&#39;hi&#39;</span>
<span class="k">end</span>
</code></pre></di