UseTraitCollections rule is useful when developing a 100% iPhone or iPad app and working with Interface Builder to check scenes under different devices.
UseTaitCollections property of a storyboard enable / disable iPhone or iPad devices from Interface Builder device selector and makes the list of available devices shorter and easier to navigate.
List of devices for a default Xcode iOS project (UseTraitCollection is enabled):
Disable Trait Variations and keep size class for iPhone only
List of devices for a default Xcode iOS project (UseTraitCollection is disabled):
UseTraitCollections rule is useful when developing a 100% iPhone or iPad app and working with Interface Builder to check scenes under different devices.
UseTaitCollections property of a storyboard enable / disable iPhone or iPad devices from Interface Builder device selector and makes the list of available devices shorter and easier to navigate.
List of devices for a default Xcode iOS project (UseTraitCollection is enabled):
Disable Trait Variations and keep size class for iPhone only
List of devices for a default Xcode iOS project (UseTraitCollection is disabled):![Capture d’écran 2020-09-21 à 09 11 32](https://user-images.githubusercontent.com/5544365/93740526-f3d59000-fbea-11ea-8472-e527eb8ba7b3.png)