pan>
        <span class="keyword">if</span> <span class="special">(</span><span class="identifier">value</span> <span class="special">!=</span> <span class="string">""</span><span class="special">)</span>
            <span class="identifier">std</span><span class="special">::</span><span class="identifier">cout</span> <span class="special">&lt;&lt;</span> <span class="string">", value: "</span> <span class="special">&lt;&lt;</span> <span class="identifier">value</span><span class="special">;</span>
       