original_string: public function setPaper($size, $orientation = "portrait")
      {
          $this->paperSize = $size;
          $this->paperOrientation = $orientation;
          return $this;
      }
code: public function setPaper($size, $orientation = "portrait")
      {
          $this->paperSize = $size;
          $this->paperOrientation = $orientation;
          return $this;
      }
code_tokens: public function setPaper ( $ size , $ orientation = "portrait" ) { $ this -> paperSize = $ size ; $ this -> paperOrientation = $ orientation ; return $ this ; }
docstring: Sets the paper size & orientation
  
  @param string|array $size 'letter', 'legal', 'A4', etc. {@link Dompdf\Adapter\CPDF::$PAPER_SIZES}
  @param string $orientation 'portrait' or 'landscape'
  @return $this
docstring_tokens: Sets the paper size & orientation