note 51290 added to function.mysqli-connect

I'm having trouble creating a new MySQLi object in Zend Studio 4. code: $this->MySQLi_Object = new mysqli($host,$user,$pass,$database); Error: Debug Error: C:\projects\NexGen\classes\mysql.class line 16 - Class 'mysqli' not found ---- Manual Page -- http://www.php.net/manual/en/function.mysqli-connect.php Edit -- http://master.php.net/manage/user-notes.php?action=edit+51290 Delete: added to the manual -- http://master.php.net/manage/user-notes.php?action=delete+51290&report=yes&reason=added+to+the+manual Delete: bad code -- http://master.php.net/manage/user-notes.php?action=delete+51290&report=yes&reason=bad+code Delete: spam -- http://master.php.net/manage/user-notes.php?action=delete+51290&report=yes&reason=spam Delete: useless -- http://master.php.net/manage/user-notes.php?action=delete+51290&report=yes&reason=useless Delete: other reasons -- http://master.php.net/manage/user-notes.php?action=delete+51290&report=yes Reject -- http://master.php.net/manage/user-notes.php?action=reject+51290&report=yes Search -- http://master.php.net/manage/user-notes.php