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Mr. Dubey • 95.57K Points
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Q. Which of the following methods is used to check if a key exists in a hash in Ruby?

  • (A) has_key?(key)
  • (B) include_key?(key)
  • (C) key_exists?(key)
  • (D) contains_key?(key)
  • Correct Answer - Option(A)
  • Views: 63
  • Filed under category Ruby

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