In this article we will discuss how to search for an element in HashSet.

Main feature of a HashSet is Fast searching. Which it achieves using Hashing. Now suppose we want to search if an element exists in HashSet ?

It can be done using contains() member function of HashSet i.e.

It will first calculate the Hash Code of given object. Then based on that hash code, it will go to a bucket and check all elements inside the bucket using thier equals() member function.

Now Lets see an example to check if a given element exists in a HashSet i.e.



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