# phpman > perldoc > Plucene::Search::Scorer

## NAME
    [Plucene::Search::Scorer](https://www.chedong.com/phpMan.php/perldoc/Plucene%3A%3ASearch%3A%3AScorer/markdown) - base class for scorers

## DESCRIPTION
    Abstract base class for scoring.

  score
    This must be defined in a subclass