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Swift Dates Extension to create String Array from date to date
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| extension Date { | |
| // Give startDate and endDate -> reurns an array of strings of dates inbetween to use in URL or anyother places where you can input String. | |
| static func uppendDatesBetweenInterval(_ startDate: Date, _ endDate: Date) -> [String]{ | |
| var dates = [String]() | |
| var startDate = startDate | |
| let calendar = Calendar.current | |
| let fmt = DateFormatter() | |
| fmt.dateFormat = "yyyy-MM-dd" | |
| while startDate >= endDate { | |
| // print(fmt.string(from: startDate)) | |
| dates.append(fmt.string(from: startDate)) | |
| startDate = calendar.date(byAdding: .day, value: -1, to: startDate)! | |
| } | |
| return dates | |
| } | |
| //Converts date into String. | |
| static func dateFromString(_ dateString: String) -> Date { | |
| let dateFormatter = DateFormatter() | |
| dateFormatter.dateFormat = "yyyy-MM-dd" | |
| return dateFormatter.date(from: dateString)! | |
| } | |
| //Will return datesArray for the past number of days | |
| func allDatesFromTodayTillTheCountOf(numberOfDays: Int) -> [Date] { | |
| var today = self | |
| var datesForTheCountOfDays: [Date] = [] | |
| let calendar = Calendar.current | |
| let endDate = calendar.date(byAdding: .day, value: -numberOfDays, to: today) | |
| if let endDate = endDate { | |
| while today >= endDate { | |
| datesForTheCountOfDays.append(today) | |
| today = calendar.date(byAdding: .day, value: -1, to: today)! | |
| } | |
| } | |
| return datesForTheCountOfDays | |
| } | |
| //returns array of dates by passing date you want from. | |
| func allDatesTill(date: Date) -> [Date] { | |
| var today = self | |
| var allDates: [Date] = [] | |
| let calendar = Calendar.current | |
| let endDate = calendar.date(byAdding: .day, value: -1, to: date) | |
| if let endDate = endDate { | |
| while today >= endDate { | |
| allDates.append(today) | |
| today = calendar.date(byAdding: .day, value: -1, to: today)! | |
| } | |
| } | |
| return allDates | |
| } | |
| //returns an array of String - pass StartDate and numberOfDays you want in an array | |
| func returnArrayOfDateStringsBetween(_ startDate: Date, to numberOfDays: Int) -> [String] { | |
| var dates = [String]() | |
| var startDate = startDate | |
| let calendar = Calendar.current | |
| let formatter = DateFormatter() | |
| formatter.dateFormat = "yyyy-MM-dd" | |
| let endDate = calendar.date(byAdding: .day, value: -numberOfDays, to: startDate) | |
| if let endDate = endDate { | |
| while startDate >= endDate { | |
| dates.append(formatter.string(from: startDate)) | |
| startDate = calendar.date(byAdding: .day, value: -1, to: startDate)! | |
| } | |
| } | |
| return dates | |
| } | |
| } | |
| var dates: [String]! | |
| let today = Date() | |
| today.allDatesFromTodayTillTheCountOf(numberOfDays: 10) | |
| //["Jun 26, 2018 at 10:51 AM", "Jun 25, 2018 at 10:51 AM", "Jun 24, 2018 at 10:51 AM", "Jun 23, 2018 at 10:51 AM", "Jun 22, 2018 at 10:51 AM", "Jun 21, 2018 at 10:51 AM", "Jun 20, 2018 at 10:51 AM", "Jun 19, 2018 at 10:51 AM", "Jun 18, 2018 at 10:51 AM", "Jun 17, 2018 at 10:51 AM", "Jun 16, 2018 at 10:51 AM"] | |
| let formatter = DateFormatter() | |
| formatter.dateFormat = "yyyy/MM/dd" | |
| let someDate = formatter.date(from: "2018/06/15") | |
| today.allDatesTill(date: someDate!) | |
| //["Jun 26, 2018 at 10:51 AM", "Jun 25, 2018 at 10:51 AM", "Jun 24, 2018 at 10:51 AM", "Jun 23, 2018 at 10:51 AM", "Jun 22, 2018 at 10:51 AM", "Jun 21, 2018 at 10:51 AM", "Jun 20, 2018 at 10:51 AM", "Jun 19, 2018 at 10:51 AM", "Jun 18, 2018 at 10:51 AM", "Jun 17, 2018 at 10:51 AM", "Jun 16, 2018 at 10:51 AM", "Jun 15, 2018 at 10:51 AM", "Jun 14, 2018 at 10:51 AM"] | |
| var date = Date() | |
| today.returnArrayOfDateStringsBetween(date, to: 10) | |
| //["2018-06-26", "2018-06-25", "2018-06-24", "2018-06-23", "2018-06-22", "2018-06-21", "2018-06-20", "2018-06-19", "2018-06-18", "2018-06-17", "2018-06-16"] | |
| dates = Date.uppendDatesBetweenInterval(Date.dateFromString("2018-06-25"), Date.dateFromString("2018-06-20")) | |
| print(dates) | |
| //(["2018-06-25", "2018-06-24", "2018-06-23", "2018-06-22", "2018-06-21", "2018-06-20"]) |
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