original_string: public function getCell($columnKey, $rowKey)
      {
          $column = $this->getColumn($columnKey);
          $row    = $this->getRow($rowKey);
  
          return $row[$column];
      }
code: public function getCell($columnKey, $rowKey)
      {
          $column = $this->getColumn($columnKey);
          $row    = $this->getRow($rowKey);
  
          return $row[$column];
      }
code_tokens: public function getCell ( $ columnKey , $ rowKey ) { $ column = $ this -> getColumn ( $ columnKey ) ; $ row = $ this -> getRow ( $ rowKey ) ; return $ row [ $ column ] ; }
docstring: Gets the value of the cell or NULL if the cell does not exist.
  
  @param mixed $columnKey
  @param mixed $rowKey
  
  @return mixed
  @throws TypeMismatchException
docstring_tokens: Gets the value of the cell or NULL if the cell does not exist .