// Format full duration formatDuration({ years: 2, months: 9, weeks: 1, days: 7, hours: 5, minutes: 9, seconds: 30 }) //=> '2 years 9 months 1 week 7 days 5 hours 9 minutes 30 seconds

// Format partial duration formatDuration({ months: 9, days: 2 }) //=> '9 months 2 days'

// Customize the format formatDuration( { years: 2, months: 9, weeks: 1, days: 7, hours: 5, minutes: 9, seconds: 30 }, { format: ['months', 'weeks'] } ) === '9 months 1 week'

// Customize the zeros presence formatDuration({ years: 0, months: 9 }) //=> '9 months' formatDuration({ years: 0, months: 9 }, null, { zero: true }) //=> '0 years 9 months'

// Customize the delimiter formatDuration({ years: 2, months: 9, weeks: 3 }, { delimiter: ', ' }) //=> '2 years, 9 months, 3 weeks'