---
title: kAudioFileGlobalInfo_TypesForExtension
framework: audiotoolbox
role: symbol
role_heading: Global Variable
path: audiotoolbox/kaudiofileglobalinfo_typesforextension
---

# kAudioFileGlobalInfo_TypesForExtension

An array of all audio file type IDs that support a specified filename extension.

## Declaration

```swift
var kAudioFileGlobalInfo_TypesForExtension: AudioFilePropertyID { get }
```

## Discussion

Discussion When accessing this property, provide a pointer, in the inSpecifier parameter, to a CFStringRef containing a filename extension.

## See Also

### Constants

- [kAudioFileGlobalInfo_ReadableTypes](audiotoolbox/kaudiofileglobalinfo_readabletypes.md)
- [kAudioFileGlobalInfo_WritableTypes](audiotoolbox/kaudiofileglobalinfo_writabletypes.md)
- [kAudioFileGlobalInfo_FileTypeName](audiotoolbox/kaudiofileglobalinfo_filetypename.md)
- [kAudioFileGlobalInfo_AvailableFormatIDs](audiotoolbox/kaudiofileglobalinfo_availableformatids.md)
- [kAudioFileGlobalInfo_AvailableStreamDescriptionsForFormat](audiotoolbox/kaudiofileglobalinfo_availablestreamdescriptionsforformat.md)
- [kAudioFileGlobalInfo_AllExtensions](audiotoolbox/kaudiofileglobalinfo_allextensions.md)
- [kAudioFileGlobalInfo_AllHFSTypeCodes](audiotoolbox/kaudiofileglobalinfo_allhfstypecodes.md)
- [kAudioFileGlobalInfo_AllUTIs](audiotoolbox/kaudiofileglobalinfo_allutis.md)
- [kAudioFileGlobalInfo_AllMIMETypes](audiotoolbox/kaudiofileglobalinfo_allmimetypes.md)
- [kAudioFileGlobalInfo_ExtensionsForType](audiotoolbox/kaudiofileglobalinfo_extensionsfortype.md)
- [kAudioFileGlobalInfo_HFSTypeCodesForType](audiotoolbox/kaudiofileglobalinfo_hfstypecodesfortype.md)
- [kAudioFileGlobalInfo_UTIsForType](audiotoolbox/kaudiofileglobalinfo_utisfortype.md)
- [kAudioFileGlobalInfo_MIMETypesForType](audiotoolbox/kaudiofileglobalinfo_mimetypesfortype.md)
- [kAudioFileGlobalInfo_TypesForHFSTypeCode](audiotoolbox/kaudiofileglobalinfo_typesforhfstypecode.md)
- [kAudioFileGlobalInfo_TypesForUTI](audiotoolbox/kaudiofileglobalinfo_typesforuti.md)