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How to get rows and columns of 2D array in Java?
Following example helps to determine the rows and columns of a two-dimensional array with the use of arrayname.length.
Example
Following example helps to determine the upper bound of a two dimensional array with the use of arrayname.length.
public class Main {
public static void main(String args[]) {
String[][] data = new String[2][5];
System.out.println("Dimension 1: " + data.length);
System.out.println("Dimension 2: " + data[0].length);
}
}Output
The above code sample will produce the following result.
Dimension 1: 2 Dimension 2: 5
Updated on 24-Feb-2020 12:16:59
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