word">const</span><span class="special">&amp;</span> <span class="identifier">attr1</span><span class="special">,</span> <span class="identifier">Attr2</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">attr2</span><span class="special">,</span> <span class="special">...,</span> <span class="identifier">AttrN</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">attrN</span><span class="special">);</span>

    <