Avancerad-Webb-Lecture-1-Examples/ReactExample 7.html at main · LenaSYS/Avancerad-Webb-Lecture-1-Examples · GitHub

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<!DOCTYPE html>
<html>
<head>
  <style>
      .Red {color:red}
      .Green {color:green}
  </style>
<title>React Example</title>
</head>
<body>
<script src="https://unpkg.com/babel-standalone@6/babel.min.js"></script>
<script src="https://unpkg.com/react@16/umd/react.development.js" crossorigin></script>
<script src="https://unpkg.com/react-dom@16/umd/react-dom.development.js" crossorigin></script>
<div id="content"></div>
<script type="text/babel">

class Product extends React.Component {
  constructor(props) {
    super(props);
    this.state = {
      color: props.color,
      name: props.name
    };
    this.handleClickRed = this.handleClickRed.bind(this);
    this.handleClickGreen = this.handleClickGreen.bind(this);
  }

  handleClickRed() {
      this.setState({color:"Green"});
  }

  handleClickGreen() {
      this.setState({color:"Red"});
  }

  render() {
    if(this.state.color=="Red"){
    return (
        <button className={this.state.color} onClick={this.handleClickRed}>{this.state.name}</button>
      );
    }else{
      return (
        <button className={this.state.color} onClick={this.handleClickGreen}>{this.state.name}</button>
      );
    }
  }
}

ReactDOM.render(
  <Product name="car A" color="Red" />,  document.getElementById('content')
);

</script>
</body>
</html>