formatDistance

// What is the distance between 2 July 2014 and 1 January 2015?
const result = formatDistance(new Date(2014, 6, 2), new Date(2015, 0, 1))
//=> '6 months'

// What is the distance between 1 January 2015 00:00:15
// and 1 January 2015 00:00:00, including seconds?
const result = formatDistance(
  new Date(2015, 0, 1, 0, 0, 15),
  new Date(2015, 0, 1, 0, 0, 0),
  { includeSeconds: true }
)
//=> 'less than 20 seconds'

// What is the distance from 1 January 2016
// to 1 January 2015, with a suffix?
const result = formatDistance(new Date(2015, 0, 1), new Date(2016, 0, 1), {
  addSuffix: true
})
//=> 'about 1 year ago'

// What is the distance between 1 August 2016 and 1 January 2015 in Esperanto?
import { eoLocale } from 'date-fns/locale/eo'
const result = formatDistance(new Date(2016, 7, 1), new Date(2015, 0, 1), {
  locale: eoLocale
})
//=> 'pli ol 1 jaro'