/Javascript/React/Defining functions in react

Defining functions in react

React bind function to component

class Foo extends Component {
  constructor(props) {
    super(props);
    this.handleClick = this.handleClick.bind(this);
  }
  handleClick() {
    console.log('Click happened');
  }
  render() {
    return <button onClick={this.handleClick}>Click Me</button>;
  }
}

Source: reactjs.org

Defining functions in react

export default class Archive extends React.Component { 

    saySomething(something) {
        console.log(something);
    }

    handleClick(e) {
        this.saySomething("element clicked");
    }

    componentDidMount() {
        this.saySomething("component did mount");
    }

    render() {
        return <button onClick={this.handleClick.bind(this)} value="Click me" />;
    }
}

Source: stackoverflow.com

Similar codes

2 votes320 views1 answer
Dot env react native
Javascript React
1 vote264 views2 answers
React js class component
Javascript React
13 votes272 views4 answers
React native android build apk
Javascript React
0 vote305 views2 answers
React native bottom sheet example
Javascript React
0 vote296 views1 answer
Reactjs join two array
Javascript React
1 vote306 views1 answer
New line in p tag react
Javascript React
0 vote362 views1 answer
React scroll to top on page refresh - don't restore position
Javascript React
-1 vote285 views3 answers
Why we import react from react
Javascript React
0 vote332 views1 answer
React-native-error-check-the-render-method-of-app
Javascript React
0 vote337 views1 answer
Search nested array in react javascript
Javascript React