// 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 ...
set.add("a"); Iterator it = set.iterator(); while (it.hasNext()) { Object element = it.next(); System.out.println(element); } // Create an array containing the elements in a set String[] array = (String[]) set.toArray(new String[set.size()]); Arrays.toString(array); } }...
Convert Array to Set (HashSet) and Vice-Versa Convert Character to String and Vice-Versa Convert Map (HashMap) to List Convert Byte Array to Hexadecimal Convert File to byte array and Vice-Versa Check if An Array Contains a Given Value Kotlin...
Example 1: Convert Array to Set import java.util.*; public class ArraySet { public static void main(String[] args) { String[] array = {"a", "b", "c"}; Set<String> set = new HashSet<>(Arrays.asList(array)); System.out.println("Set: " + set); } } Output Set: [a, b,...
// Program to convert a `Set<Integer>` to a primitive integer array in Java public static void main(String[] args) { Set<Integer> ints = new HashSet<>(Arrays.asList(1, 2, 3, 4, 5)); int[] primitive = ints.stream() .mapToInt(Integer::intValue) .toArray(); System.out.pri...
util.Set; import java.util.HashSet; class Main { // Program to convert `Set<String>` to a string array in Java public static void main(String[] args) { Set<String> set = new HashSet<>(Arrays.asList("C++", "Java")); // allocate memory for string array String[] array = new ...
importjava.util.ArrayList;importjava.util.HashSet;importjava.util.List;importjava.util.Set;publicclassConvertSetToList{publicstaticvoidmain( String[] args ){ System.out.println("Set values ..."); Set<String> set =newHashSet<String>(); set...
Convert a Set to a SortedSet To convert a set into sortedSet, there are multiple methods, objectMyClass{defmain(args:Array[String]):Unit={valset=Set(2,56,577,12,46,9,90,19);println("The set is : "+set)valsortedSet=collection.immutable.SortedSet[Int]()++set ...
@ohos.util.HashSet (非线性容器HashSet) @ohos.util.LightWeightMap (非线性容器LightWeightMap) @ohos.util.LightWeightSet (非线性容器LightWeightSet) @ohos.util.LinkedList (线性容器LinkedList) @ohos.util.List (线性容器List) @ohos.util.PlainArray (非线性容器PlainArray) @ohos.u...
Hashset.Contains? Fastest way to iterate through an IEnumerable<T> Fastest way to read a huge csv file and plot the values Fastest way to serialize and deserilze complex Objects to XML fatal error C1084: Cannot read type library file: xxx.tlb': Error loading type library/DLL Fatal error ...