Data Sharing Using AppGroups

Let’s share strings and images between apps using AppGroups.

Share strings with UserDefaults

UserDefaults(suiteName:)Use the.
For suiteName, set the identifier of AppGroups selected in Capabilities of the project file.

You can share info between apps in the same AppGroup.

Share images with File Manager

FileManager.default.containerURL(forSecurityApplicationGroupIdentifier:)Use the. Again, like
UserDefaults set the identifier of AppGroups selected in the Capabilities of the project file. I tried the code like this.
(The above saveMessage and loadMessage are also used.)

This can also be shared between apps in the same AppGroup.

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