/Javascript/React/Reactjs ES6 class event listeners in jsx

Reactjs ES6 class event listeners in jsx

class Toggle extends React.Component {
  constructor(props) {
    super(props);
    this.state = {isToggleOn: true};

    // This binding is necessary to make `this` work in the callback
    this.handleClick = this.handleClick.bind(this);
  }

  handleClick() {
    this.setState(prevState => ({
      isToggleOn: !prevState.isToggleOn
    }));
  }

  render() {
    return (
      <button onClick={this.handleClick}>
        {this.state.isToggleOn ? 'ON' : 'OFF'}
      </button>
    );
  }
}

ReactDOM.render(
  <Toggle />,
  document.getElementById('root')
);

Source: reactjs.org

Similar codes

1 vote152 views1 answer
React case switch not working
Javascript React
4 votes272 views3 answers
React native keystore
Javascript React
0 vote158 views1 answer
React native icon onpress remove highlight onpress
Javascript React
-2 votes138 views2 answers
Showdown react
Javascript React
0 vote165 views1 answer
Card react native
Javascript React
1 vote159 views1 answer
What is react easy emoji
Javascript React
1 vote167 views1 answer
Yup only characters regex validation react
Javascript React
-1 vote148 views2 answers
Email validation in react js
Javascript React
0 vote151 views3 answers
Run react native with debugger breakpoint
Javascript React
0 vote173 views1 answer
React native make safe view in mobile
Javascript React