我正在从服务中获取登机时间(比方说 BT-登机时间) 我需要找出 Boarding Time 和 current time 之间的差异,然后找出 Hour 和 Min 的差异。
条件是用户可以检查来自世界上任何国家的这些之间的差异。所以我使用 UTC 来计算,但它给出了正确的结果,请帮助我。
func dayStringFromTime() -> String {
let currentTimeUnix = Date().timeIntervalSince1970
let date = NSDate(timeIntervalSince1970: currentTimeUnix)
let dateFormatter = DateFormatter()
// dateFormatter.dateFormat = "HH:mm:ss"
return date.description
}
let CT = dayStringFromTime() //time1
let formatter = DateFormatter()
formatter.dateFormat = "yyyy-mm-dd HH:mm:ss"
let CTDate = formatter.date(from: CT)
let time1 = boardingDateTime//timeformatter.date(from: CT)
let time2 = CT_Date//timeformatter.date(from: ETD)
//You can directly use from here if you have two dates
let interval = time1.timeIntervalSince(time2! as Date)
let hour = (interval ) / 3600;
let minute = interval.truncatingRemainder(dividingBy: 3600) / 60
let intervalInt = Int(interval)
print("\(intervalInt < 0 ? "-" : "+") \(Int(hour)) Hours \(Int(Int(minute))) Minutes")
let minText = Int(minute) > 0 && Int(minute) != 0 ? " \(Int(minute)) min" : (Int(minute) < 0 ? " \(Int(abs(minute))) min" : "")
let hrText = Int(hour) > 0 && Int(hour) != 0 ? " \(Int(hour)) hr" : (Int(hour) < 0 ? " \(Int(abs(hour))) hr" : "")
此网址 https://stackoverflow.com/a/28608779/3400991显示有关此结果的确切问题,请帮助
最佳答案
这比你想象的要简单得多:
let boardingTime = Date().addingTimeInterval(3200) // the `addingTimeInterval` is for demonstration purposes only.
let now = Date()
let difference = Calendar.current.dateComponents([.hour, .minute, .second], from: now, to: boardingTime)
print("Boarding will be in: \(difference.hour!):\(difference.minute!):\(difference.second!)")
关于ios - iOS 和 Swift 中 UTC 的登机时间和当前时间之间的差异,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/53471839/