diffMonths

diffMonths(date1, date2) → number · Date & Time

Difference in months between two dates (approximate whole months).

• date1 (required): start date

• date2 (required): end date

let start = parseDate("2026-01-15", "yyyy-MM-dd")
let end = parseDate("2026-05-15", "yyyy-MM-dd")
{
  months: diffMonths(start, end)    // 4
}