---
title: "CFTimeZoneCreate(_:_:_:)"
framework: corefoundation
role: symbol
role_heading: Function
path: "corefoundation/cftimezonecreate(_:_:_:)"
---

# CFTimeZoneCreate(_:_:_:)

Creates a time zone with a given name and data.

## Declaration

```swift
func CFTimeZoneCreate(_ allocator: CFAllocator!, _ name: CFString!, _ data: CFData!) -> CFTimeZone!
```

## Parameters

- `allocator`: The allocator object to use to allocate memory for the new time zone. Pass NULL or kCFAllocatorDefault to use the current default allocator.
- `name`: The name of the time zone to create.
- `data`: The data to use to initialize the time zone. The contents of the data should be the same as that found within the time-zone files located at /usr/share/zoneinfo.

## Return Value

Return Value A time zone corresponding to name and data. Ownership follows the The Create Rule.

## Discussion

Discussion You typically do not call this function directly. Use the CFTimeZoneCreateWithName(_:_:_:) function to obtain a time zone given its name.

## See Also

### Creating a Time Zone

- [CFTimeZoneCreateWithName(_:_:_:)](corefoundation/cftimezonecreatewithname(_:_:_:).md)
- [CFTimeZoneCreateWithTimeIntervalFromGMT(_:_:)](corefoundation/cftimezonecreatewithtimeintervalfromgmt(_:_:).md)