/**
* Scan for a list of pseudo-constants. A pseudo-constant is recognized by listing
* any static properties which have corresponding static methods.
*
* This may be inefficient and should generally be avoided.
*
* @return array
* Array of string, constant names
*/
public static function findConstants()
{
if (self::$constants === NULL) {
self::$constants = array();
foreach (self::$constantClasses as $class) {
foreach (self::findConstantsByClass($class) as $constant) {
self::$constants[$constant] = $class;
}
}
}
return array_keys(self::$constants);
}
