React create element

                                    const e = React.createElement;

ReactDOM.render(
  e('div', null, 'Hello World'),
  document.getElementById('root')
);

                                    export default class SomeComponent extends React.Component {
  render() {
    const childrenWithWrapperDiv = React.Children.map(this.props.children, child => {
      return (
        <div className="some-component-special-class">{child}</div> 
      );
    });

    return (
      <div className="some-component">
        <p>This component has {React.Children.count(this.props.children)} children.</p>
        {childrenWithWrapperDiv}        
      </div>      
    );
  }
}

                                    React.createElement(
  type,
  [props],
  [...children]
)

                                    //Below I use the React.createElement() function to create a virtual DOM
//representation of a <li> element node containing a text node of one (a.k.a.,
//React text) and an id of li1.

var reactNodeLi = React.createElement('li', {id:'li1'}, 'one');

                                    class Hello extends React.Component {
  render() {
    return React.createElement('div', null, `Hello ${this.props.toWhat}`);
  }
}

ReactDOM.render(
  React.createElement(Hello, {toWhat: 'World'}, null),
  document.getElementById('root')
);