random array element java code example
Example 1: random object of array java
public static int getRandom(int[] array) {
int rnd = new Random().nextInt(array.length);
return array[rnd];
}
Example 2: how to randomize an array java
void shuffle(int [] arr) {
for (int i = 0; i < arr.length; i++) {
int index = (int) (Math.random() * arr.length);
int temp = arr[i];
arr[i] = arr[index];
arr[index] = temp;
}
}