Global Variable

NSTimeIntervalSince1970

The number of seconds from 1 January 1970 to the reference date, 1 January 2001.

Declaration

var NSTimeIntervalSince1970: Double { get }

Discussion

1 January 1970 is the epoch (or starting point) for Unix time.

See Also

Getting Time Intervals

func timeIntervalSince(Date) -> TimeInterval

Returns the interval between the receiver and another given date.

var timeIntervalSinceNow: TimeInterval

The interval between the date object and the current date and time.

var timeIntervalSinceReferenceDate: TimeInterval

The interval between the date object and 00:00:00 UTC on 1 January 2001.

var timeIntervalSince1970: TimeInterval

The interval between the date object and 00:00:00 UTC on 1 January 1970.

class var timeIntervalSinceReferenceDate: TimeInterval

The interval between 00:00:00 UTC on 1 January 2001 and the current date and time.

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