import java.util.ArrayList;
import java.util.List;
public class TypeTest {
public static void main(String[] args) {
List list = new ArrayList();
list.add(10);
list.add("abc");
for (Object obj : list) {
if (Integer.class.isInstance(obj)) {
System.out.println("Number!");
} else if (String.class.isInstance(obj)) {
System.out.println("String!");
}
}
}
}
Number!
String!