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melvincarvalho/update-hook.js

Created August 9, 2019 12:35
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update react hook
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update-hook.js
const [seconds, setSeconds] = React.useState(0)
React.useEffect(() => {
const interval = setInterval(() => {
setSeconds(seconds => seconds + 1)
}, 3000)
return () => clearInterval(interval)
}, [])
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