---
title: "init(dateSeparator:dateTimeSeparator:timeSeparator:timeZoneSeparator:includingFractionalSeconds:timeZone:)"
framework: foundation
role: symbol
role_heading: Initializer
path: "foundation/datecomponents/iso8601formatstyle/init(dateseparator:datetimeseparator:timeseparator:timezoneseparator:includingfractionalseconds:timezone:)"
---

# init(dateSeparator:dateTimeSeparator:timeSeparator:timeZoneSeparator:includingFractionalSeconds:timeZone:)

## Declaration

```swift
init(dateSeparator: Date.ISO8601FormatStyle.DateSeparator = .dash, dateTimeSeparator: Date.ISO8601FormatStyle.DateTimeSeparator = .standard, timeSeparator: Date.ISO8601FormatStyle.TimeSeparator = .colon, timeZoneSeparator: Date.ISO8601FormatStyle.TimeZoneSeparator = .omitted, includingFractionalSeconds: Bool = false, timeZone: TimeZone = TimeZone(secondsFromGMT: 0)!)
```