original_string: public function node($id, array $attributes = array())
      {
          $this->instructions[] = new Node($id, $attributes, $this);
  
          return $this;
      }
code: public function node($id, array $attributes = array())
      {
          $this->instructions[] = new Node($id, $attributes, $this);
  
          return $this;
      }
code_tokens: public function node ( $ id , array $ attributes = array ( ) ) { $ this -> instructions [ ] = new Node ( $ id , $ attributes , $ this ) ; return $ this ; }
docstring: Created a new node on graph.
  
  @param string $id         Identifier of node
  @param array  $attributes Attributes to set on node
  
  @return Graph Fluid-interface
docstring_tokens: Created a new node on graph .