original_string: private function _updateDocCount()
      {
          $this->_docCount = 0;
          foreach ($this->_segmentInfos as $segInfo) {
              $this->_docCount += $segInfo->count();
          }
      }
code: private function _updateDocCount()
      {
          $this->_docCount = 0;
          foreach ($this->_segmentInfos as $segInfo) {
              $this->_docCount += $segInfo->count();
          }
      }
code_tokens: private function _updateDocCount ( ) { $ this -> _docCount = 0 ; foreach ( $ this -> _segmentInfos as $ segInfo ) { $ this -> _docCount += $ segInfo -> count ( ) ; } }
docstring: Update document counter
docstring_tokens: Update document counter