react-render.js

import React from 'react';

const Item = React.createClass({
    render() {
        return <li>{this.props.value}</li>;
    }
});

const List = React.createClass({
    render() {
        return <ul>
            { this.props.items.map(item => <Item value={item.value} />) }
        <ul>;
    }
});