title: How to use an array of values from PHP in the 'IN' clause of mysql query?
body: <pre><code>//get all id's of ur friend that has installed your application
   $friend_pics=$facebook-&gt;api( array( 'method' =&gt; 'fql.query', 'query' =&gt; "SELECT uid FROM user WHERE uid   IN(SELECT uid2 from friend WHERE uid1='$user') AND is_app_user = 1" ) ); // this query work fine
  //your top10 friends in app
  $result="SELECT * FROM fb_user WHERE user_id IN($friend_pics) ORDER BY oldscore DESC LIMIT 0,10";
  db_execute($result);
  </code></pre>
  
  <p>i want to retrive ten top scorer from my database stored in oldscore but in my second query the array name $friend_pics is not working i guess,plz help me thanks</p>