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Oct 16, 2024 · Java Program to Print the 2 D Array in Java. We can find the number of rows in a matrix mat [] [] using mat.length. To find the number of columns in i’th row, we use mat [i].length. Below is the Program to Print 2 Dimensional Array in Java: Java.
class MultidimensionalArray { public static void main(String[] args) { // create a 2d array int[][] a = { {1, -2, 3}, {-4, -5, 6, 9}, {7}, }; // first for...each loop access the individual array // inside the 2d array for (int[] innerArray: a) { // second for...each loop access each element inside the row for(int data: innerArray) { System.out ...
Nov 25, 2019 · Given a 2d array arr in Java, the task is to print the contents of this 2d array. The first thing that comes to mind is to write a nested for loop, and print each element by arr [i] [j]. For this, we will use deepToString () method of Arrays class in the util package of Java.
If you want to print all elements in the array in the same line, then just use print instead of println i.e. int[] intArray = new int[] {1, 2, 3, 4, 5}; Arrays.stream(intArray).forEach(System.out::print); Another way without method reference just use: int[] intArray = new int[] {1, 2, 3, 4, 5};
Aug 23, 2024 · For simplicity and conciseness, Java provides the Arrays.deepToString() method, which enables printing 2D arrays directly. This method manages nested arrays and furnishes a compact representation of the array contents.
Jun 3, 2024 · In Java, there are several ways to print a 2D array. In this guide, we will see various programs to print 2D array using different approaches: Note: In the previous tutorial, I have covered how to print an array (1D array). Printing 2D Arrays. 1. Using Arrays.deepToString () You can use Arrays.deepToString() method to print a 2D array.
Jun 16, 2023 · If you want to print a 2D array in Java, there are 4 easy methods to learn for programmers: 1) Array.toString() One of the best ways to print a 2D array in Java is to simply convert the array to a string.
