---
title: "CFStringIsEncodingAvailable(_:)"
framework: corefoundation
role: symbol
role_heading: Function
path: "corefoundation/cfstringisencodingavailable(_:)"
---

# CFStringIsEncodingAvailable(_:)

Determines whether a given Core Foundation string encoding is available on the current system.

## Declaration

```swift
func CFStringIsEncodingAvailable(_ encoding: CFStringEncoding) -> Bool
```

## Parameters

- `encoding`: The Core Foundation string encoding to test.

## Return Value

Return Value true if the encoding is available, otherwise false.

## See Also

### Working With Encodings

- [CFStringConvertEncodingToIANACharSetName(_:)](corefoundation/cfstringconvertencodingtoianacharsetname(_:).md)
- [CFStringConvertEncodingToNSStringEncoding(_:)](corefoundation/cfstringconvertencodingtonsstringencoding(_:).md)
- [CFStringConvertEncodingToWindowsCodepage(_:)](corefoundation/cfstringconvertencodingtowindowscodepage(_:).md)
- [CFStringConvertIANACharSetNameToEncoding(_:)](corefoundation/cfstringconvertianacharsetnametoencoding(_:).md)
- [CFStringConvertNSStringEncodingToEncoding(_:)](corefoundation/cfstringconvertnsstringencodingtoencoding(_:).md)
- [CFStringConvertWindowsCodepageToEncoding(_:)](corefoundation/cfstringconvertwindowscodepagetoencoding(_:).md)
- [CFStringGetFastestEncoding(_:)](corefoundation/cfstringgetfastestencoding(_:).md)
- [CFStringGetListOfAvailableEncodings()](corefoundation/cfstringgetlistofavailableencodings().md)
- [CFStringGetMaximumSizeForEncoding(_:_:)](corefoundation/cfstringgetmaximumsizeforencoding(_:_:).md)
- [CFStringGetMostCompatibleMacStringEncoding(_:)](corefoundation/cfstringgetmostcompatiblemacstringencoding(_:).md)
- [CFStringGetNameOfEncoding(_:)](corefoundation/cfstringgetnameofencoding(_:).md)
- [CFStringGetSmallestEncoding(_:)](corefoundation/cfstringgetsmallestencoding(_:).md)
- [CFStringGetSystemEncoding()](corefoundation/cfstringgetsystemencoding().md)