Lines Matching refs:null
54 protected $_owner = null;
75 protected static $_constants = null;
225 $old = null;
248 return null;
259 if (null === $value = $this->getParameter($parameter)) {
260 return null;
368 $old = null;
391 return null;
496 if (null === self::$_constants) {
517 $out = null;
619 $handle = null;
622 if (null === $handle) {