RelativeTime 
RelativeTime adds .from .to .fromNow .toNow APIs to formats date to relative time strings (e.g. 3 hours ago).
javascript
var relativeTime = require('dayjs/plugin/relativeTime');
// import relativeTime from 'dayjs/plugin/relativeTime' // ES 2015
dayjs.extend(relativeTime);
dayjs().from(dayjs('1990-01-01')); // in 31 years
dayjs().from(dayjs('1990-01-01'), true); // 31 years
dayjs().fromNow();
dayjs().to(dayjs('1990-01-01')); // "31 years ago"
dayjs().toNow();Time from now .fromNow(withoutSuffix?: boolean) 
Returns the string of relative time from now.
Time from X .from(compared: Dayjs, withoutSuffix?: boolean) 
Returns the string of relative time from X.
Time to now .toNow(withoutSuffix?: boolean) 
Returns the string of relative time to now.
Time to X .to(compared: Dayjs, withoutSuffix?: boolean) 
Returns the string of relative time to X.
