 class='no'>letters</span>, <span class='kw'>.n_chars</span> <span class='kw'>=</span> <span class='fl'>5L</span>)</pre>
    
    <h2 class="hasAnchor" id="arguments"><a class="anchor" href="#arguments"></a> Arguments</h2>
    <table class="ref-arguments">
    <colgroup><col class="name" /><col class="desc" /></colgroup>
    <tr>
      <th>.x</th>
      <td><p>a vector.</p></td>
    </tr>
    <tr>
      <th>.seed</th>
      <td><p>an integer to seed the random number generator.</p></td>
    </tr>
    <tr>
 