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>
);
}
}create functional component react
import React from 'react'; const App = () => { const greeting = 'Hello Function Component!'; return <Headline value={greeting} />;}; const Headline = ({ value }) => <h1>{value}</h1>; export default App;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')
);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>
);
}
}Copyright © 2021 Codeinu
Forgot your account's password or having trouble logging into your Account? Don't worry, we'll help you to get back your account. Enter your email address and we'll send you a recovery link to reset your password. If you are experiencing problems resetting your password contact us
