Instance Method インスタンスメソッド

timeIntervalSince(_:)

Returns the interval between this date and another given date. この日付と別の与えられた日付の間の隔たりを返します。

Declaration 宣言 

func timeIntervalSince(_ date: Date) -> TimeInterval

Parameters パラメータ

another

The date with which to compare the this one. この日付と、このものを比較することになります。

Return Value 戻り値

The interval between the receiver and the another parameter. If the receiver is earlier than anotherDate, the return value is negative. If anotherDate is nil, the results are undefined. レシーバとanotherパラメータの間の隔たり。レシーバがanotherDateより早いならば、戻り値は負です。anotherDateがnilならば、結果は未定義です。

See Also 参照

Getting Time Intervals 時間の隔たりを得る

var timeIntervalSinceNow: TimeInterval
The time interval between the date value and the current date and time. 日付値と現在の日付と時刻の間の時間間隔。
var timeIntervalSinceReferenceDate: TimeInterval
The interval between the date value and 00:00:00 UTC on 1 January 2001. 日付値と00:00:00 UTC 1 January 2001の間の隔たり。
var timeIntervalSince1970: TimeInterval
The interval between the date value and 00:00:00 UTC on 1 January 1970. 日付値と00:00:00 UTC 1 January 1970の間の隔たり。
static var timeIntervalSinceReferenceDate: TimeInterval
The interval between 00:00:00 UTC on 1 January 2001 and the current date and time. 00:00:00 UTC 1 January 2001と現在の日付と時刻との間の隔たり。
static let timeIntervalBetween1970AndReferenceDate: Double
The number of seconds from 1 January 1970 to the reference date, 1 January 2001. 1 January 1970から基準日、1 January 2001までの秒数。
typealias Date.Stride
A type alias to define the stride of a date. ある日付のストライド（歩幅）を定義する型エイリアス。

Related Documentation 関連文書

timeIntervalSince1970

timeIntervalSinceNow

timeIntervalSinceReferenceDate