Reporting multidimensional Array Java oop

kendengjkendeng

1. INTRODUCTION
TO
MULTI-DIMENSIONAL
ARRAY
2 - Dimensional Array

2. Objectives:
Description of 2-D Array;
Creating a 2-D Array, and;
Calling/Displaying 2-D Array.

3. 1-D Array
int Arr[5];

4. 1-D Array
int Arr[5];
2-D Array
int Arr[2][5];

5. 2-D Array
int Arr[2][5];
Data values/
elements

6. Syntax
dataType[][] arrayName;
arrayName = new dataType[rows][column];
dataType[][] arrayName = new dataType[rows][column];
or
index

7. Initialize
Data type = int Array name = Arr Row = 2 Column = 3
int[][] Arr = new int[2][3];
Data type
Empty brackets
Array name
Keyword “new”
Data type
Rows Columns
Index

8. int[][] Arr = new int[2][3];
int[][] Arr = {{1, 2, 3}, {4, 5, 6}};
or

9. int[][] Arr = {{1, 2, 3}, {4, 5, 6}};
int[][] Arr = {{1, 2, 3}, {4, 5, 6}};
Rows = 2
Columns = 3
1 2 3
4 5 6
0
1
0 1 2