React.js

Installation

npm install -g create-react-app

You first application

Create an application

create-react-app my-app

Running an appication

cd my-app
npm start

Code

Elements

const root = React.createElement(
  "div",
  {},
  React.createElement(
    "h1",
    {},
    "Hello, world!",
    React.createElement(
      "a",
      { href: "mailto:tome@email.com" },
      React.createElement("h1", {}, "React In Action"),
      React.createElement("em", {}, "...and now it really is!")
    )
  )
);