title: How to skip/subtract first value in foreach loop codeigniter
body: <p>This is in my view:</p>
  
  <pre><code>&lt;?php foreach ($serial_items as $k =&gt; $v): ?&gt;
      &lt;?php foreach ($v['children'] as $a =&gt; $b): ?&gt;
      &lt;li&gt;
          &lt;span class="info-bold" style="font-size:12px;"&gt;&lt;?=$b-&gt;serial_num?&gt;&lt;/span&gt;
      &lt;/li&gt;
      &lt;?php endforeach; ?&gt; 
  &lt;?php endforeach; ?&gt;
  </code></pre>
  
  <p>Q: how can skip first value in <code>$v</code>? or I want to start the loop from 2nd up to last item of <code>$v</code>.</p>