Q. Which method in Ruby is used to check if a key exists in a hash?

  • (A) key?
  • (B) include?
  • (C) exists?
  • (D) has_key?
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✅ Correct Answer: (D) has_key?

Published by Mr. Dubey ⭐ 111.54K Points at 21-Apr-2024 11:58 am in Ruby

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