span><span class="nv">$since</span><span class="p">);</span>
</pre></div>
</div>
<p>Once you have a set of changes, you can iterate over them like so:</p>
<div class="highlight-php"><div class="highlight"><pre><span class="k">foreach</span> <span class="p">(</span><span class="nv">$changes</span><span class="o">-&gt;</span><span class="na">changes</span> <span class="k">as</span> <span class="nv">$change</span><span class="p">)</span> <span class="p">{</span>
    <span class="nb">printf</span><span class="p