react state management

1class Example extends React.Component {
2  constructor(props) {
3    super(props);
4    this.state = {
5      count: 0
6    };
7  }
8
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  }
19}

1Redux is overused. Don't use it.
2
3Props, Component composition and useContext/useReducer is enough for 95% of the apps.

1Modern State management in React:
2
3Demo:
4
51. Component composition:
6	https://codesandbox.io/s/4gyw5
7	https://codesandbox.io/s/p98n45z1wq
8
92. Props:
10	https://codesandbox.io/s/vmr357j2z3
11    https://codesandbox.io/s/j35ok11j13
12
133. useContext + useReducer
14	https://codesandbox.io/s/m4r124zkpj
15	
16	
17
18
19Expanded from user Pleasent petrel's advice to use these tools instead of Redux
20https://www.codegrepper.com/app/profile.php?id=106359