Holen Sie sich Listendaten in Java
import java.util.*;
public class GFG {
public static void main(String[] args)
{
// creating an Empty Integer List
List<Integer> arr = new ArrayList<Integer>(4);
// using add() to initialize values
// [10, 20, 30, 40]
arr.add(10);
arr.add(20);
arr.add(30);
arr.add(40);
System.out.println("List: " + arr);
// element at index 2
int element = arr.get(2);
System.out.println("The element at index 2 is " + element);
}
}
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