21 lines
579 B
Java
21 lines
579 B
Java
// housekeeping/ArrayNew.java
|
|
// (c)2017 MindView LLC: see Copyright.txt
|
|
// We make no guarantees that this code is fit for any purpose.
|
|
// Visit http://OnJava8.com for more book information.
|
|
// Creating arrays with new
|
|
import java.util.*;
|
|
|
|
public class ArrayNew {
|
|
public static void main(String[] args) {
|
|
int[] a;
|
|
Random rand = new Random(47);
|
|
a = new int[rand.nextInt(20)];
|
|
System.out.println("length of a = " + a.length);
|
|
System.out.println(Arrays.toString(a));
|
|
}
|
|
}
|
|
/* Output:
|
|
length of a = 18
|
|
[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
|
|
*/
|