what is hashset in java

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Ivan
06 Jun 2020
1HashSet<Integer> set=new HashSet<>();
2//adding a new element
3set.add(10);
source
Mya
23 Sep 2018
1HashSet<String> hset = new HashSet<String>();
2// Adding elements to the HashSet
3hset.add("Apple");
4hset.add("Mango");
Frieda
15 Jul 2019
1- HashSet can have null, order is not guaranteed
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