state and setstate in react class component code example
Example 1: set state
class App extends React.Component {
state = { count: 0 }
handleIncrement = () => {
this.setState({ count: this.state.count + 1 })
}
handleDecrement = () => {
this.setState({ count: this.state.count - 1 })
}
render() {
return (
{this.state.count}
)
}
}
Example 2: setstate in react
Functional Component
const [counter, setCounter] = useState(0);
setCouter(counter + 1);