span><span class="identifier">int_</span> <span class="special">&lt;&lt;</span> <span class="identifier">eol</span><span class="special">)</span>
</pre>
<p>
      Here are some more examples of format descriptions for different output representations
      of the same <code class="computeroutput"><span class="identifier">std</span><span class="special">::</span><span class="identifier">vector</span><span class="special">&lt;</span><span class="keyword">int</span><span class="special">&gt;</span></code>:
   