import React from 'react';
import ReactDOM from 'react-dom';

class Link extends React.Component {
    handleClick = (string, e) => {
        e.preventDefault();

        console.log(string, e.target);
    }

    render() {
        return <a href="http://onet.pl" onClick={ e => this.handleClick('moj string', e) }>link</a>
    }
}


class App extends React.Component {

    render() {
        return <Link />
    }
}



document.addEventListener('DOMContentLoaded', function () {
    ReactDOM.render(
        <App />,
        document.getElementById('app')
    );
});