public function &refScopeStatistic($scope)
    {
        if(!isset($this->statistics[$scope])) $this->statistics[$scope] = [];
        return $this->statistics[$scope];
    }
public function &refScopeStatistic($scope)
    {
        if(!isset($this->statistics[$scope])) $this->statistics[$scope] = [];
        return $this->statistics[$scope];
    }
public function & refScopeStatistic ( $ scope ) { if ( ! isset ( $ this -> statistics [ $ scope ] ) ) $ this -> statistics [ $ scope ] = [ ] ; return $ this -> statistics [ $ scope ] ; }
Return a reference for batch editing.
Do not replace the whole variable into non-array value!
@param string $scope
@return array
Return a reference for batch editing . Do not replace the whole variable into non - array value!