To convert an array to a Set in Java, you can use the Arrays.asList() method to create a List from the array, and then use the List.toSet() method to create a Set from the List. Here is an example of how to convert an array to a Set: import java.util.Arrays; import java....
Example 1: Convert Byte Array to Hex value fun main(args: Array<String>) { val bytes = byteArrayOf(10, 2, 15, 11) for (b in bytes) { val st = String.format("%02X", b) print(st) } } When you run the program, the output will be: 0A020F0B In the above program, we have...
The following code shows how to convert a set to an array. Example /*fromwww.java2s.com*/importjava.util.Arrays;importjava.util.Iterator;importjava.util.Set;importjava.util.TreeSet;publicclassMain {publicstaticvoidmain(String[] argv) { Set<String> set =newTreeSet<String>(); set.add("b...
// Java program to convert a HashSet // into an array import java.util.*; public class Main { public static void main(String[] args) { HashSet < Integer > nums = new HashSet(); nums.add(1); nums.add(2); nums.add(3); nums.add(4); nums.add(5); nums.add(6); Object ...
TheMap.keySet()returns aSetview of all the keys in theMap. Set<String>keySet=map.keySet(); 4. Conclusion This tutorial taught us how to convert Java Map keys and values into an Array, List or Set with simple examples. We learned to use theArrayListandHashSetconstructors as well as Str...
} // Return result return resultSet; } public static Set convertToSet(char[] charArray) { // Result hashset Set resultSet = new HashSet(); for (int i = 0; i < charArray.length; i++) { resultSet.add(new Character(charArray[i])); } // Return result return resultSet; } } ...
import scala.jdk.CollectionConverters._ object myObject { def main(args: Array[String]): Unit = { val javaSet = new java.util.HashSet[Int]() javaSet.add(32) javaSet.add(100) javaSet.add(111) javaSet.add(100) val scalaString = javaSet.toString println("The string conversion of ...
Map<Integer,Employee>employeeMap=newHashMap<>();MapUtils.populateMap(employeeMap,uniqueEmployeeList,Employee::id); In case of duplicate values in theList, we can use theMultimaptype that automatically stores multiple values in a list that are mapped to a single key. ...
Program to illustrate the conversion of java set of floats to vector importscala.jdk.CollectionConverters._objectmyObject{defmain(args:Array[String]):Unit={valjavaSet=newjava.util.HashSet[Float]()javaSet.add(5.1f)javaSet.add(9.04f)javaSet.add(23.5f)println("Java Set : "+javaSet)valscala...
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