original_string: public function getSheetNames()
      {
          $returnValue = array();
          $worksheetCount = $this->getSheetCount();
          for ($i = 0; $i < $worksheetCount; ++$i) {
              $returnValue[] = $this->getSheet($i)->getTitle();
          }
  
          return $returnValue;
      }
code: public function getSheetNames()
      {
          $returnValue = array();
          $worksheetCount = $this->getSheetCount();
          for ($i = 0; $i < $worksheetCount; ++$i) {
              $returnValue[] = $this->getSheet($i)->getTitle();
          }
  
          return $returnValue;
      }
code_tokens: public function getSheetNames ( ) { $ returnValue = array ( ) ; $ worksheetCount = $ this -> getSheetCount ( ) ; for ( $ i = 0 ; $ i < $ worksheetCount ; ++ $ i ) { $ returnValue [ ] = $ this -> getSheet ( $ i ) -> getTitle ( ) ; } return $ returnValue ; }
docstring: Get sheet names
  
  @return string[]
docstring_tokens: Get sheet names