showing results for - "how to define state in react function"
06 Aug 2016
1import React, { useState } from 'react';
3function Example() {
4  // Declare a new state variable, which we'll call "count" 
5  const [count, setCount] = useState(0);
6  return (
7    <div>
8      <p>You clicked {count} times</p>
9      <button onClick={() => setCount(count + 1)}>
10        Click me
11      </button>
12    </div>
13  );
11 May 2017
1class Example extends React.Component {
2  constructor(props) {
3    super(props);
4    this.state = {
5      count: 0
6    };
7  }
9  render() {
10    return (
11      <div>
12        <p>You clicked {this.state.count} times</p>
13        <button onClick={() => this.setState({ count: this.state.count + 1 })}>
14          Click me
15        </button>
16      </div>
17    );
18  }
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