[Solved] How can you remove a saved value for key "token" from UserDefaults? — Ans: UserDefaults.standard.removeObject(forKey: "token") | iOS Swift

iOS Swift - Local Data Persistence

How can you remove a saved value for key "token" from UserDefaults?

AUserDefaults.standard.set(nil, forKey: "token")

BUserDefaults.standard.removeObject(forKey: "token")

CUserDefaults.standard.deleteValue(forKey: "token")

DUserDefaults.standard.clearKey("token")

Step-by-Step Solution

Solution:

Step 1: Identify removal method
The correct method to remove a key is removeObject(forKey:).
Step 2: Eliminate invalid methods
Setting nil is not allowed, and methods like deleteValue or clearKey do not exist.
Final Answer:
UserDefaults.standard.removeObject(forKey: "token") -> Option B
Quick Check:
Use removeObject(forKey:) to delete keys [OK]

Quick Trick: Use removeObject(forKey:) to delete a UserDefaults entry [OK]

Common Mistakes:

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How can you remove a saved value for key "token" from UserDefaults?