/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

0 vote182 views1 answer
React form hook trigger is not a function
Javascript React
2 votes189 views1 answer
React native responsive font
Javascript React
0 vote178 views1 answer
Drawer navigation set width react native
Javascript React
0 vote171 views1 answer
React actions sintaxe
Javascript React
5 votes174 views1 answer
React-select
Javascript React
0 vote185 views2 answers
React materialize cdn
Javascript React
0 vote183 views1 answer
React navigation tabs up in keyboard
Javascript React
0 vote185 views2 answers
React native share image
Javascript React
7 votes170 views4 answers
React native update state array of objects
Javascript React
2 votes180 views1 answer
How to add multiple style attributes in react element
Javascript React