Collections · interview question
Which method would you use to check if a HashMap contains a specific key?
Multiple choiceEasychapter-4-curatedpremiumcollectionsmap-interface-and-hashmap
Answer and explanation
Correct answer
A. ContainsKey()
Why
The containsKey() method is used to check if a particular key is present in the HashMap. It returns true if the key is found, otherwise false.
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