> <span class="identifier">std</span><span class="special">::</span><span class="identifier">vector</span><span class="special">&lt;</span> <span class="identifier">string_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span><span class="special">;</span>
    <span class="keyword">void</span> <a class="link" href="basic_environment/entry_type.html#idp51471632-bb"><span class="identifier">append</span></a><span class="special">(</span><span class="keyw