original_string: public function boundary()
      {
          if ($this->_boundary) {
              return $this->_boundary;
          }
          $this->_boundary = md5(uniqid(time()));
  
          return $this->_boundary;
      }
code: public function boundary()
      {
          if ($this->_boundary) {
              return $this->_boundary;
          }
          $this->_boundary = md5(uniqid(time()));
  
          return $this->_boundary;
      }
code_tokens: public function boundary ( ) { if ( $ this -> _boundary ) { return $ this -> _boundary ; } $ this -> _boundary = md5 ( uniqid ( time ( ) ) ) ; return $ this -> _boundary ; }
docstring: Get the boundary marker
  
  @return string
docstring_tokens: Get the boundary marker