classes react code example

Example 1: class in react

class App extends Component {
    constructor() {
        super()
        this.state = {
            name: "Sally",
            age: 13
        }
    }
    
    render() {
        return (
            

                
{this.state.name}
                
{this.state.age} years old
            
        )    
    }
}

Example 2: create react component class

class MyComponent extends React.Component{
    constructor(props){
        super(props);
    };
    render(){
        return(
            

              

              	My First React Component!
              
            
        );
    }
};

Example 3: react class component

class Welcome extends React.Component {
  render() {
    return 
Bonjour, {this.props.name}
;
  }
}

Example 4: functional components react

function Comment(props) {
  return (
    

      

        
        

          {props.author.name}
        
      
      

        {props.text}
      
      

        {formatDate(props.date)}
      
    
  );
}