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Question

How to remove duplicates from List?

a.

HashSet<String> listToSet = new HashSet<String>(duplicateList);

b.

HashSet<String> listToSet = duplicateList.toSet();

c.

HashSet<String> listToSet = Collections.convertToSet(duplicateList);

d.

HashSet<String> listToSet = duplicateList.getSet();

Posted under Java Programming

Answer: (a).HashSet<String> listToSet = new HashSet<String>(duplicateList);

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