title: foreach is not working in php
body: <p>I'm new to PHP but I need to know, how can i get the <code>title</code> in <code>volumeinfo</code> in php?</p>
  
  <pre><code>Array
  (
      [kind] =&gt; books#volumes
      [totalItems] =&gt; 595
      [items] =&gt; Array
          (
              [0] =&gt; Array
                  (
                      [kind] =&gt; books#volume
                      [id] =&gt; Aaug_RnI-xQC
                      [etag] =&gt; E1EIADudeHY
                      [selfLink] =&gt; https://www.googleapis.com/books/v1/volumes/Aaug_RnI-xQC
                      [volumeInfo] =&gt; Array
                          (
                              [title] =&gt; The Irresistible Rise of Harry Potter
                              [authors] =&gt; Array
                                  (
                                      [0] =&gt; Andrew Blake
                                  )
  
                              [publisher] =&gt; Verso
                              [publishedDate] =&gt; 2002
                              [description] =&gt; As the British state begins to unravel, and as journalists compete to pronounce on the death...
  </code></pre>
  
  <p>Help me please.</p>