We can print Java ArrayList object’s items using a loop. Here, we use theforloop to go through everyModelClassobject insidemodeListand call thegetName()function, which returns the name. importjava.util.ArrayList;publicclassMain{publicstaticvoidmain(String[]args){ArrayList<ModelClass>modelList;Mo...
importjava.util.Arrays;publicclassPrintingAnArray{publicstaticvoidmain(String args[]){Integer Array[]={1,2,3,4,5};System.out.println(Arrays.asList(Array));}} Output: [1, 2, 3, 4, 5] Use thedeepToString()Method to Print Multidimensional Array in Java ...
java import java.util.Arrays; import java.util.List; import java.util.stream.Collectors; public class Main { public static void main(String[] args) { String[] stringArray = {"apple", "banana", "cherry"}; List<String> stringList = Arrays.stream(stringArray).collect(Collectors.toL...
Learn to print simple array and 2d array in Java. For nested arrays, the arrays inside array will also be traversed in this Java print array example.
Understanding Data Types in Java. Creating Arrays To begin using an array, you have to create it first. There are a few ways to create an array, and the way you create one depends on whether you know what elements the array is going to hold. ...
In the following example, we have initialized an array with 10 elements and all the elements are 5. importjava.util.*; publicclassArrayListExample{ publicstaticvoidmain(Stringargs[]){ ArrayList<Integer>intlist=newArrayList<>(Collections.nCopies(10,5)); ...
List<String>fruits=Arrays.asList('Orange','Apple','Banana');Collections.sort(fruits);System.out.println(fruits);// Output:// [Apple, Banana, Orange] Java Copy In this example, we have a list of fruits that we want to sort in alphabetical order. We use theCollections.sort()method to ...
asList(names); // print list elements System.out.println(list); You should see the following output: [Atta, John, Emma, Tom] Convert an array to a list using Java 8 Stream In Java 8+, you can use the Stream API to convert an array to a list, as shown below: int[] years ...
In this article, we will learn to iterate list in our Java application. There are many ways to iterate list. List can be iterated using its forEach method that will use lambda expression as an argument. We can convert List into Stream by calling List.stream() and then iterate using ...
or select or get a random element or random index of anArrayor ArrayList in Java. The random element may be a number or string. Let us exploreMath.random()method with examples. The same code can be used to implement a Lottery Draw to pick a random contestant from a list of ...