cial">=</span></a><span class="special">(</span>this_type <span class="keyword">const</span> <span class="special">&amp;</span><span class="special">)</span><span class="special">;</span>
  <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> FunT<span class="special">&gt;</span> <a class="link" href="basic_formatter.html" title="Class template basic_formatter">basic_formatter</a> <span class="special">&amp;</span> <a class="link" href="basic_formatter.