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What is the difference between HashSet and TreeSet in JAVA?

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What is the difference between HashSet and TreeSet in JAVA?

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The HashSet and TreeSet, both classes, implement Set interface. The differences between the both are listed below.

  • HashSet maintains no order whereas TreeSet maintains ascending order.
  • HashSet impended by hash table whereas TreeSet implemented by a Tree structure.
  • HashSet performs faster than TreeSet.
  • HashSet is backed by HashMap whereas TreeSet is backed by TreeMap.

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