react useState function code example
Example 1: state with react functions
import React, { useState } from 'react';
function Example() {
const [count, setCount] = useState(0);
return (
<div>
<p>You clicked {count} times</p>
<button onClick={() => setCount(count + 1)}>
Click me
</button>
</div>
);
}
Example 2: react prototype function
class Foo extends Component {
handleClick() {
console.log('Clicado');
}
render() {
return <button onClick={this.handleClick.bind(this)}>Clique em mim!</button>;
}
}
Example 3: react prototype function
class Foo extends Component {
constructor(props) {
super(props);
this.handleClick = this.handleClick.bind(this);
}
handleClick() {
console.log('Clicado');
}
render() {
return <button onClick={this.handleClick}>Clique em mim!</button>;
}
}