IndexOffMethod

package arraylist;

import java.util.ArrayList;
import java.util.Iterator;

public class IndexOffMethod {

public static void main(String[] args) {
// TODO Auto-generated method stub

ArrayList<Integer> ar1 = new ArrayList<Integer>(2);
ar1.add(1);
ar1.add(2);
ar1.add(3);
ar1.add(4);
ar1.add(5);

System.out.print("All value:  ");
Iterator it1 = ar1.iterator();
while(it1.hasNext())
{
System.out.print(it1.next()+", ");
}
System.out.print("\n Find Index of value 3:  ");

System.out.print(ar1.indexOf(3));

}

}