title: In Perl, how can I import a hash from a library?
body: <p>I have a file <code>revs.pm</code>:</p>
  
  <pre><code>my %vers = ( foo =&gt; "bar" );
  </code></pre>
  
  <p>And another file like <code>importer.pl</code>:</p>
  
  <pre><code>use revs;
  </code></pre>
  
  <p>How can I access <code>%vers</code> from <code>importer.pl</code> ?</p>