public function columns()
    {
        $columns = self::config()->columns;
        if (!Security::config()->get('login_recording')) {
            unset($columns['LastLoggedIn']);
        }
        return $columns;
    }
public function columns()
    {
        $columns = self::config()->columns;
        if (!Security::config()->get('login_recording')) {
            unset($columns['LastLoggedIn']);
        }
        return $columns;
    }
public function columns ( ) { $ columns = self :: config ( ) -> columns ; if ( ! Security :: config ( ) -> get ( 'login_recording' ) ) { unset ( $ columns [ 'LastLoggedIn' ] ) ; } return $ columns ; }
Returns the column names of the report

@return array
Returns the column names of the report