array required, but ArrayList found

Question

I have a ruby backround and im new to java i wrote a basic programm but somehow i get a error i cant fix! My code:

import java.util.ArrayList;

public class Musi         


        

Answer 1

You cannot access the arraylist like an array you have to use the method get(index) in order to get the i th element.

   public void returnFiles(){
        for(int i = 0;i< files.size() ; i++){
            System.out.println( i + ". Ist: " + files.get(i));
        }

    }