[iOS] UserDefaults

How to save user settings using UserDefaults – Swift 5

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An interface to the user’s defaults database, where you store key-value pairs persistently across launches of your app.

 

• integer (forKey:)
• bool (forKey:)
• float (forKey:)
• double (forKey:)
• object (forKey:)

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📄 UserDefaultes Swift Source Code

let defaults = UserDefaults.standard

// SAVE
defaults.set(25, forKey: "Age")
defaults.set(true, forKey: "UseTouchID")
defaults.set(CGFloat.pi, forKey: "Pi")

// LOAD
let age = defaults.integer(forKey: "Age")
let useTouchID = defaults.bool(forKey: "UseTouchID")
let pi = defaults.double(forKey: "Pi")

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🚀 REFERENCE

How to save user settings using UserDefaults - free Swift 5.0 example code and tips

UserDefaults - Foundation | Apple Developer Documentation