dateCompare.swift

let now = Date()

let olderDate = Date(timeIntervalSinceNow: -10000)

var order = Calendar.current.compare(now, to: olderDate, toGranularity: .day)

switch order {
case .orderedDescending:
    print("DESCENDING")
case .orderedAscending:
    print("ASCENDING")
case .orderedSame:
    print("SAME")
}