ge’s
reference type.</p>
<p>By default, a range of characters or strings is printed escaped and quoted. But
if any <code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">underlying_spec</span></code> is provided (even if it is empty), then the characters
or strings are printed according to the provided specification.</p>
<p>Examples:</p>
<div class="highlight-c++ notranslate"><div class="highlight"><pre><span></span><span class="n">fmt</span><span class="o">::</span><span class="n">