title: schedule post on facebook page using PHP
body: <p>i want to schedule post on facebook page:I am using this code</p>
  
  <pre><code>        $requestPage_info frown emoticon new FacebookRequest($session, 'GET', '/PAGEID?fields=access_token'))-&gt;execute()-&gt;getGraphObject()-&gt;asArray();
      $rtPage_info = json_decode( json_encode($requestPage_info ), true); 
      $pageToken = $rtPage_info['access_token'];
      $facebookSession = new FacebookSession($pageToken);
          if( !empty($pageToken ) ) { 
              try {
                  $time_stamp= strtotime(" 900 seconds");
                  $post_id = new FacebookRequest($facebookSession, 'POST',"/PAGEID/feed", array('message' =&gt; 'time stamp','published' =&gt; 'false','scheduled_publish_time' =&gt; "$time_stamp" ) )-&gt;execute()-&gt;getGraphObject();
                  echo $post_id;
              } catch ( Exception $e ) { // Catch any exceptions
                  $session = null;
                  echo "Exception occured, code: " . $e-&gt;getCode();
                  echo " with message: " . $e-&gt;getMessage(); 
              }
          }
  </code></pre>
  
  <p>but it is not return any id .Is anything wrong inside code?if any please give solution .</p>