title: Twitter created_at timestamp comparing it in php
body: <p>In the twitter API each tweet has a timestamp a property of 
  "created_at"</p>
  
  <p>The format is "Sat Sep 17 14:48:57 +0000 2011";</p>
  
  <p>The user should get a point every 24 hours for a tweet..</p>
  
  <p>how will I do date compare with this timestamp in php?</p>
  
  <pre><code>$tweetTimestamp = strtotime('Sat Sep 17 14:48:57 +0000 2011');
  
  if($tweetTimestamp &gt; 84600) {
  echo ' update tweet points';
  }
  else {
      echo ' no points';
  }
  </code></pre>