original_string: public function add(array $params) {
          foreach ($params as $key => $value) {
              $this->set($key, $value);
          }
  
          return $this;
      }
code: public function add(array $params) {
          foreach ($params as $key => $value) {
              $this->set($key, $value);
          }
  
          return $this;
      }
code_tokens: public function add ( array $ params ) { foreach ( $ params as $ key => $ value ) { $ this -> set ( $ key , $ value ) ; } return $ this ; }
docstring: Add multiple parameters.
  
  @param array $params
  @return $this
docstring_tokens: Add multiple parameters .