alien-house
12/1/2017 - 6:22 AM

Props

class App extends React.Component {
  render() {
    return (
      let txt = this.props.txt
      return <h1>{txt}</h1>
    );
  }
}
 
App.propTypes = {
  txt: React.PropTypes.string,
  cat: React.PropTypes.number.isRequired
}
 
App.defaultProps = {
  txt: "this is the default txt"
}
 
export default App