6CC001 Workshop - week 03

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Static classes - An example

<?
class Preferences
{
  private static $values = array();
  
  static function set($key, $val)
  {
    self::$values[$key] = $val;
  }
  
  static function get($key)
  {
    return self::$values[$key];
  }
}

Preferences::set("db_server", "mi-linux");

//...

$db_server = Preferences::get("db_server");
echo $db_server;
?>