Class component react

Lifecycles if reactjs

class Clock extends React.Component {
  constructor(props) {
    super(props);
    this.state = {date: new Date()};
  }

  componentDidMount() {  }
  componentWillUnmount() {  }
  render() {
    return (
      <div>
        <h1>Hello, world!</h1>
        <h2>It is {this.state.date.toLocaleTimeString()}.</h2>
      </div>
    );
  }
}

Source: reactjs.org

Class component react

class ComponentName extends React.Component {
  render() {
    return ;
  }
}

export default ComponentName;

Class Component in ReactJS

class HelloMessage extends React.Component {
  render() {
    return (
      <div>
        Hello {this.props.name}
      </div>
    );
  }
}

ReactDOM.render(
  <HelloMessage name="Taylor" />,
  document.getElementById('hello-example')
);

Source: reactjs.org

React js class component

// New component class starts here:
class Friend extends React.Component {
  render() {
    const friend = friends[0];
    return (
      <div>
        <h1>{friend.title}</h1>
        <img src={friend.src}/>
      </div>
    );
  }
}

Similar codes

31 votes180 views3 answers
React mui icons
Javascript React
0 vote187 views1 answer
How to use mdbreact in react js
Javascript React
29 votes179 views2 answers
React or vue
Javascript React
0 vote169 views2 answers
Assigning ID to view react native
Javascript React
32 votes344 views2 answers
How to routing in react js
Javascript React
0 vote212 views1 answer
Input type disappear side scroll react
Javascript React
6 votes192 views1 answer
React native rotate
Javascript React
0 vote166 views1 answer
How to use saved image on react
Javascript React
0 vote170 views2 answers
React tweet embed
Javascript React
0 vote167 views1 answer
React native better camera
Javascript React