Java ArrayList.set(int index, E element)
Syntax
ArrayList.set(int index, E element) has the following syntax.
public E set(int index, E element)
Example
In the following code shows how to use ArrayList.set(int index, E element) method.
import java.util.ArrayList;
//from w w w.ja va 2 s .c om
public class Main {
public static void main(String[] args) {
ArrayList<Integer> arrlist = new ArrayList<Integer> (5);
arrlist.add(1);
arrlist.add(2);
arrlist.add(2);
arrlist.add(2);
System.out.println(arrlist);
// change element to 55 at 3rd position
arrlist.set(2,55);
System.out.println(arrlist);
}
}
The code above generates the following result.
Home »
Java Tutorial »
java.util »
Java Tutorial »
java.util »