hashset put java code example
Example 1: how to push an element in hashset java
HashSet<Integer> set=new HashSet<>();
//adding a new element
set.add(10);
Example 2: hashset in java
- HashSet can have null, order is not guaranteed
HashSet<Integer> set=new HashSet<>();
//adding a new element
set.add(10);
- HashSet can have null, order is not guaranteed