---
title: useOnlySuggestedEncodingsKey
framework: foundation
role: symbol
role_heading: Type Property
path: foundation/stringencodingdetectionoptionskey/useonlysuggestedencodingskey
---

# useOnlySuggestedEncodingsKey

## Declaration

```swift
static let useOnlySuggestedEncodingsKey: StringEncodingDetectionOptionsKey
```

## Discussion

Discussion Option specifying whether to only consider suggested string encodings. Use this only if you specify a value for NSStringEncodingDetectionSuggestedEncodingsKey. The corresponding value for this key is an NSNumber object containing a Boolean value. By default, this value is @(NO).

## See Also

### Type Properties

- [allowLossyKey](foundation/stringencodingdetectionoptionskey/allowlossykey.md)
- [disallowedEncodingsKey](foundation/stringencodingdetectionoptionskey/disallowedencodingskey.md)
- [fromWindowsKey](foundation/stringencodingdetectionoptionskey/fromwindowskey.md)
- [likelyLanguageKey](foundation/stringencodingdetectionoptionskey/likelylanguagekey.md)
- [lossySubstitutionKey](foundation/stringencodingdetectionoptionskey/lossysubstitutionkey.md)
- [suggestedEncodingsKey](foundation/stringencodingdetectionoptionskey/suggestedencodingskey.md)