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Javascript 2022-03-21 05:40:05
Using Array.isArray() method and Array.length
// create empty array in javascript let empty_array = [] // check empty is Array and then check array length if(Array.isArray(empty_array) && empty_array.length){ // if empty_array is a array and empty_array has a length console.log("Ar... Add solution -
Java 2022-02-23 00:10:11
Create dynamic 2d array in java
// Create dynamic 2d array in java import java.util.ArrayList; import java.util.List; public class Dynamic2dArray { public static void main(String[] args) { List<int[]> li = new ArrayList<>(); li.add(new int[]{2,4,6}); ... Add solution -
Java 2022-01-23 09:26:17
count number of even and odd elements in an array in java
// count number of even and odd elements in an array in java import java.util.Scanner; public class CountEvenOddNumbersInArray { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int arrSize, a, countEven = 0,... Add solution -
Java 2021-11-21 16:51:20
Reverse an array in java using for loop
// Reverse an array in java using for loop public class ReverseArrayUsingForLoop { public static void main(String[] args) { int[] arrNumbers = new int[]{2, 4, 6, 8, 10}; System.out.println("Given array: "); for(int ... Add solution -
Javascript 2021-09-22 13:00:02
how to create a mixed array in javascript
The array in JavaScript can be created by using var keyword followed by array name as shown below: var NumArr = [1,2,3,4,5]; You can create JavaScript array with mixed data types as well, for example, array containing both numbers and strings: var MixA... Add solution