Multidimensional array in java
// two dimensional string array in java example
public class TwoDimensionalStringArray
{
public static void main(String[] args)
{
String[][] animals = {
{ "Lion", "Tiger", "Cheetah" },
{ "Deer", "Jackal", "Bear" },
{ "Hyena", "Fox", "Elephant" } };
for(int a = 0; a < animals.length; a++)
{
System.out.print(animals[a][0] + " ");
for(int b = 1; b < animals[a].length; b++)
{
System.out.print(animals[a][b] + " ");
}
System.out.println();
}
}
}
// how to fill a 2d array java
public class Fill2dArrayExample
{
public static void main(String[] args)
{
int[][] arrNumbers = new int[3][3];
for(int a = 0; a < 3; a++)
{
for(int b = 0; b < 3; b++)
{
arrNumbers[a][b] = (int) (Math.random() * 6) ;
}
}
for(int x = 0; x < 3; x++)
{
for(int y = 0; y < 3; y++)
{
System.out.print(arrNumbers[x][y] + " ");
}
System.out.println();
}
}
}
// create dynamic two dimensional 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});
li.add(new int[]{3,5});
li.add(new int[]{1});
// element at row 0, column 0
System.out.println("Element at [0][0]: " + li.get(0)[1]);
// get element at row : 1, column : 1
System.out.println("Element at [1][1]: " + li.get(1)[1]);
}
}
// two dimensional array in java example program
public class SimpleTwodimensionalArray
{
public static void main(String[] args)
{
// declare and initialize two dimensional array
int[][] arrnumbers = {{2, 4},{6, 8},{10, 12}};
System.out.println("Two dimensional array in java: ");
for(int a = 0; a < 3; a++)
{
for(int b = 0; b < 2; b++)
{
System.out.println(arrnumbers[a][b]);
}
}
}
}
public class ForLoopExample {
public static void main(String[] args) {
int[][] values = { { 1, 2, 3 }, { 4, 5, 6 }, { 7, 8, 9 } };
System.out.println("Elements are :");
for(int i=0; i< values.length; i++) {
for(int j=0; j< values[i].length; j++) {
System.out.print(values[i][j] + "\t");
}
System.out.println("");
}
}
}