kets</p>
</dd>
<dt><code class="docutils literal notranslate"><span class="pre">-</span></code></dt><dd><p>Inside brackets, specifies an inclusive range between
characters on either side e.g. <code class="docutils literal notranslate"><span class="pre">[a-f]</span></code> is <code class="docutils literal notranslate"><span class="pre">[abcdef]</span></code>
To match a literal <code class="docutils literal notranslate"><span class="pre">-</span></code> using brackets, make it the first
or the last character 