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- var differenceInMilliseconds = require('../difference_in_milliseconds/index.js')
- var MILLISECONDS_IN_HOUR = 3600000
- function differenceInHours (dirtyDateLeft, dirtyDateRight) {
- var diff = differenceInMilliseconds(dirtyDateLeft, dirtyDateRight) / MILLISECONDS_IN_HOUR
- return diff > 0 ? Math.floor(diff) : Math.ceil(diff)
- }
- module.exports = differenceInHours
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