Use the constant() function: echo constant( $my . $const ); http://www.php.net/manual/en/function.constant.php -----Original Message----- From: Tanel Tammik [mailto:keevitaja@xxxxxxxxx] Sent: Friday, June 04, 2010 3:08 PM To: php-general@xxxxxxxxxxxxx Subject: constant from variable Hi, define('MYCONST', 'something'); $my = 'my'; $const = 'const'; is it possible to get the value of MYCONST using variables $my and $const_ Br Tanel -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php