importjava.util.Arrays;publicclassPrintingAnArray{publicstaticvoidmain(String args[]){intArray[]={1,2,3,4,5};System.out.println(Arrays.toString(Array));}} Output: [1, 2, 3, 4, 5] Use thestream().forEach()Method to Print an Array in Java ...
1. Print a Simple Array 1.1. UsingArrays.toString() The recommended way to print the content of an array is usingArrays.toString(). String[]array=newString[]{"First","Second","Third","Fourth"};System.out.println(Arrays.toString(array));//[First, Second, Third, Fourth] ...
We can print array using the string conversion method, i.e. converting the array to a string usingmkString() method. Syntax array_name.mkString(saperator) Program to print array using string conversion method objectMyClass{defmain(args:Array[String]){varscore=Array("C","C++","Java","Python...
I figured out that the culprit was an array instantiation that was demanding too much memory; in this case, it wasn’t the application’s fault, but rather, the application server was relying on the default heap size, which was too
It is programmers need to choose or select or get or find a random element or number or string and a random index of an Array or ArrayList in Java. Let us explore Math.random() method with examples. The same code can be used to implement a Lottery Draw t
int[]numbers={3,2,1};Arrays.sort(numbers);System.out.println(Arrays.toString(numbers));// Output:// [1, 2, 3] Java Copy In this example, we useArrays.sort()to sort an array of integers. The output shows the array sorted in ascending order. ...
arpit.java2blog.generic; public class ReturnEmptyArrayMain { public static void main(String args[]) { ReturnEmptyArrayMain ream=new ReturnEmptyArrayMain(); int[] intEmptyArray = ream.returnEmptyIntegerArray(); String[] stringEmptyArray = ream.returnEmptyStringArray(); System.out.println("...
importjava.util.Arrays;publicclassCopyArray{publicstaticvoidmain(String[]args){int[]array1=newint[]{2,4,6,8,10};int[]array2=Arrays.copyOf(array1,array1.length);for(inti=0;i<array2.length;i++){System.out.println("array2 position "+i+": "+array2[i]);}}} ...
System.out.println(password[1]); Copy In this code, you use theprintln()method to print the second element of thepasswordarray. (For more on theSystem.out.printlnstatement, check out our tutorialHow To Write Your First Program in Java.) The second element has an index of1because array ...
import java.util.Arrays; import java.util.List; import java.util.Set; public class Main { public static void main(String[] args) { String[] array = {"a", "b", "c"}; List<String> list = Arrays.asList(array); Set<String> set = new HashSet<>(list); System.out.println(set);...