Java Tutorial #67 - Java TreeSet Class with Examples (Set Data Structure)
Java Tutorial #67 - Java TreeSet Class with Examples (Set Data Structure)
In this video by Programming for Beginners we will learn Java TreeSet Class with Examples, using Java Tutorial videos.
The TreeSet class of the Java collections framework provides the functionality of a tree data structure.
TreeSet numbers = new TreeSet ();
Methods of TreeSet:
Insert Elements to TreeSet
Access TreeSet Elements
Remove Elements from TreeSet
More Methods of TreeSet:
first() and last() Methods
pollfirst() and pollLast() Methods
headSet(), tailSet() and subSet() Methods
TreeSet Vs. HashSet
Unlike HashSet, elements in TreeSet are stored in some order.
TreeSet provides some methods for easy navigation. For example, first(), last(), headSet(), tailSet(), etc.
HashSet is faster than the TreeSet for basic operations like add, remove, contains and size.
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