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March 21, 2018 18:59
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| let dateComponentsFormatter = DateComponentsFormatter() | |
| dateComponentsFormatter.unitsStyle = .full | |
| dateComponentsFormatter.includesApproximationPhrase = true | |
| dateComponentsFormatter.includesTimeRemainingPhrase = true | |
| dateComponentsFormatter.allowedUnits = [.minute, .hour] | |
| let timeIntervalInPast: TimeInterval = -3666 | |
| let nowDate = Date() | |
| let pastDate = nowDate.addingTimeInterval(timeIntervalInPast) | |
| guard let formattedString = dateComponentsFormatter.string(from: pastDate, to: nowDate) else { fatalError() } | |
| print("Remaining time: \(formattedString)") | |
| // Remaining time: About 1 hour, 1 minute remaining |
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