Reference FQL API reference Date add() date.add() Add number of days to a Date. Signature add(amount: Number, unit: String) => Date Description Adds a number of days to a Date, returning the resulting Date. Parameters Parameter Type Required Description amount Number true Number of units to add to the given date. unit Number true Unit for the operation. Must be days (case-sensitive). Return value Type Description Date Date with the added days. Examples Date('2099-02-10').add(19, 'days') Date("2099-03-01") Date.today() difference()