Title / Description
Code import * as React from 'react'; import Count from './Count'; interface Props {} interface State { count: number; }; export default class Counter extends React.Component<Props, State> { state: State = { count: 0 }; increment = () => { this.setState({ count: (this.state.count + 1) }); }; decrement = () => { this.setState({ count: (this.state.count - 1) }); }; render () { return ( <div> <Count count={this.state.count} /> <button onClick={this.increment}>Increment</button> <button onClick={this.decrement}>Decrement</button> </div> ); } }
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