null in arrays java code example

Example 1: isempty for arrays

Object arr[] = new Object[10];
boolean empty = true;
for (Object ob : arr) {
  if (ob != null) {
    empty = false;
    break;
  }
}

Example 2: isempty for arrays

int arr[] = null;
if (arr == null) {
  System.out.println("array is null");
}