Learn about LinkedHashMap and LinkedHashSet in Java, their features, differences, and how to use them effectively in your Java applications.
tutorialspoint; import java.util.HashSet; public class HashSetDemo { public static void main(String args[]) { // create hash set HashSet <Integer> newset = new HashSet <>(); // populate hash set newset.add(1); newset.add(2); newset.add(3); // checking elements in hash set ...
Java HashSet Class - Learn about the Java HashSet class, its features, methods, and how to use it effectively in your Java applications.
import java.util.*; public class Main { public static void main(String[] args) { LinkedHashSet <Integer> hm = new LinkedHashSet < >(); hm.add(12); hm.add(20); hm.add(35); Iterator <Integer > iterator = hm.iterator(); int first = iterator.next(); System.out.println("First ...
tutorialspoint; import java.util.HashSet; public class HashSetDemo { public static void main(String args[]) { // create hash set HashSet <Integer> newset = new HashSet <>(); // populate hash set newset.add(1); newset.add(2); newset.add(3); // checking elements in hash set ...
Quiz on Java HashSet add() Method - Learn how to use the add() method in Java's HashSet to insert elements. Explore examples and best practices for efficient data management.
packagecom.tutorialspoint;importjava.util.HashSet;publicclassHashSetDemo{publicstaticvoidmain(Stringargs[]){// create hash setHashSet<String>newset=newHashSet<>();// populate hash setnewset.add("Learning");newset.add("Easy");newset.add("Simply");// print the size of the setSystem.out....
tutorialspoint; import java.util.LinkedHashSet; import java.util.Spliterator; public class LinkedHashSetDemo { public static void main(String args[]) { // create hash set LinkedHashSet <Integer> newset = new LinkedHashSet <>(); // populate hash set newset.add(1); newset.add(2); new...