public function remove($alias)
    {
        unset($this->definitions[$alias]);
        unset($this->sharedDefinitions[$alias]);
        unset($this->shared[$alias]);
    }
public function remove($alias)
    {
        unset($this->definitions[$alias]);
        unset($this->sharedDefinitions[$alias]);
        unset($this->shared[$alias]);
    }
public function remove ( $ alias ) { unset ( $ this -> definitions [ $ alias ] ) ; unset ( $ this -> sharedDefinitions [ $ alias ] ) ; unset ( $ this -> shared [ $ alias ] ) ; }
Remove existing definitions.

@param string $alias
Remove existing definitions .