<p>Select a random sample of characters of length <code>.n_chars</code> from <code>.chars</code>. Call this random sample <code>.y</code>.</p></li>
<li><p>Substitute <code>.y</code> out of the vector <code>.x</code> wherever it occurs, in a vectorized fashion.</p></li>
</ol>
    

    <pre class="usage"><span class='fu'>unsalt</span>(<span class='no'>.x</span>, <span class='kw'>.seed</span> <span class='kw'>=</span> <span class='kw'>NULL</span>, <span class='kw'>.chars</span> <span class='kw'>=</span> <span