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Tag: hashset example

June 14, 2015 javavogue

How to iterate over Map or HashMap in java

In this post we will see different ways we can iterate through a map , HashMap and TreeMAp in Java.

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June 14, 2015 javavogue

How to create HashMap In Java

In previous post we have learn java about hashmap methods in java and java hashmap example . Now In this article

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May 27, 2015 javavogue

How to check HashSet Empty Or not

To check Set/HashSet is empty or not we use isEmpty() method . HashSet isEmpty() method returns true if this set

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May 27, 2015 javavogue

How to count number of element in HashSet

In order to count number of element in Set/HashSet , use size() method. Set.size() method returns the number of elements

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May 27, 2015 javavogue

How to find does HashSet contains elements or not

In this post we will see how to check any element is or not in set. We can check given

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May 27, 2015 javavogue

How To Convert Hashset To Array

In Previous post we have learn how to convert Array to HashSet . In this post we will see how

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May 27, 2015 javavogue

How to Remove Set From HashSet

We can remove set from Hashset with the help removeAll() method. Hashset removeAll() method in java removes from this set

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May 27, 2015 javavogue

How to remove all element from HashSet

We can remove all element from HashSet using clear() method . Clear () method of set removes all of the

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May 27, 2015 javavogue

How To Remove Element of Hashset

In this tutorial we will see how to remove element from set java . We can remove element from Hashset

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May 27, 2015 javavogue

How to copy Set content to another HashSet?

In this tutorial we will see how to copy element of one set to hashset. addAll() method can copy any

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