23 lines
493 B
TypeScript
23 lines
493 B
TypeScript
import React from 'react'
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if (typeof window !== 'undefined' && !(window as any).HMR_RANDOM_NUMBER) {
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;(window as any).HMR_RANDOM_NUMBER = Math.random()
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}
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export default class Counter extends React.Component {
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state = { count: 0 }
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incr() {
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const { count } = this.state
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this.setState({ count: count + 1 })
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}
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render() {
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return (
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<div>
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<p>COUNT: {this.state.count}</p>
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<button onClick={() => this.incr()}>Increment</button>
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</div>
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)
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}
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}
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