In this post, we will see how to remove duplicate elements from ArrayList in java.
There are many ways to do it. Some of them are:
When you run above program, you will get following output:
Please go through java interview programs for more such programs.
There are many ways to do it. Some of them are:
- Using iterative approach
- Using HashSet (but does not maintain insertion order)
- Using LinkedHashMap
Program:
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