ng"><span class="identifier">static_string</span><span class="special">&amp;</span>
<span class="keyword">operator</span><span class="special">+=(</span>
    <span class="identifier">CharT</span> <span class="identifier">ch</span><span class="special">);</span>
</pre>
<h7><a name="beast.ref.boost__beast__static_string.operator_plus__eq_.overload2.h1"></a>
            <span class="phrase"><a name="beast.ref.boost__beast__static_string.operator_plus__eq_.overload2.description"></a></span><a class="link" href=