Remove Duplicates from List Using Set.addAll

The Set interface has a method called addAll. This accepts a ‘Collection’ as the parameter. So if you invoke this method by passing the ‘List’, the duplicates will be eliminated. The following code snippet demonstrates this method.

Here, a new LinkedHashSet is created and the addAll method is invoked by passing the List as input. So this will automatically create a Set with the elements in the List and eliminate the duplicates.

Hence this code prints the following output:

5 10 15 20 35 40 25
Tushar Sharma
Tushar Sharmahttps://www.automationdojos.com
Hi! This is Tushar, the author of 'Automation Dojos'. A passionate IT professional with a big appetite for learning, I enjoy technical content creation and curation. Hope you are having a good time! Don't forget to subscribe and stay in touch. Wishing you happy learning!

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