Kamilnaja

export class AppComponent implements OnInit {
  herbs = [];
  selectedHerb;

  constructor(private _herbService: HerbsService){}
  ngOnInit() {
    this._herbService.getHerbs()
      .subscribe(resHerbsData => this.herbs = resHerbsData);
  }

Kamilnaja

import React from 'react'
import ReactDOM from 'react'
import { render } from 'react-dom';

class CommentBox extends React.Component {
    render () {
        return (
            <div className = "commentBox">
                hello world
            </div>

Kamilnaja

      class House {
          constructor() {
              this.doors = 3;
              this.windows = 10;
          }
      }
      var myHouse = new House();
      
      //rozszerz klase 
      

Kamilnaja

<script type="text/babel">
  var P = React.createElement("p", {"className": "name"}, "Hello There");

  var root = document.getElementById("root");

  ReactDOM.render(P, root, () => console.log("We have just render"));

</script>

Kamilnaja

  var Component = createReactClass({
      render: function () {
          return React.DOM.span(null, "I'm so custom");
      }
  });

  ReactDOM.render(
      React.createElement(Component),
      document.getElementById("app")
  )

Kamilnaja

    var Component = createReactClass({
        render: function () {
            return React.DOM.span(null, "i'm so awesome")
        }
    });

    var ComponentFactory = React.createFactory(Component);

    ReactDOM.render(
        ComponentFactory(),

Kamilnaja

<script>
    const e = React.createElement;
    ReactDOM.render(
        e('div', null, 'Hello World'),
        document.getElementById('app')
    )
</script>

Kamilnaja

document.addEventListener("DOMContentLoaded", function(){
    // Handler when the DOM is fully loaded
});

Kamilnaja

    function $(el) {
        return document.querySelector(el);
    }

Kamilnaja

var http = require("http");
http.createServer(function (req, res) {
   res.writeHead(200, {"Content-Type" : "text/plain"});
   res.write("witaj świecie");
   res.end();
}).listen(3000);