PHP-MySQL: Descobrindo a versão do MySQL

<?
   $result = mysql_query('SELECT VERSION()') or die('Query failed: ' . mysql_error());
   $mysql_version = mysql_fetch_array($result, MYSQL_ASSOC);
   echo $mysql_version['VERSION()'];
?>

<? $result = mysql_query('SELECT VERSION()') or die('Query failed: ' . mysql_error()); $mysql_version = mysql_fetch_array($result, MYSQL_ASSOC); echo $mysql_version['VERSION()']; ?>