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8ctopotamus/stale-timestamp-detector.js

Created July 28, 2023 14:13
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Detecting if data is stale after a certain time period.
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stale-timestamp-detector.js
// const savedTimestamp = 1690509844000 // saved over 12 hours ago in localStorage
const savedTimestamp = 1690553044000 // saved under 12 hours ago in localStorage
const twelveHoursDifference = 43200000 // 12 hours in milliseconds
const now = new Date().getTime() // current timestamp
const isDataStale = (now, timestamp, difference) => now > timestamp + difference
const shouldRefresh = isDataStale(now, savedTimestamp, twelveHoursDifference)
console.log(shouldRefresh)
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