Collections ♣ Comparable
ArrayList doesn't have a sort method
There is a sort method in the Collections class
class A implements Comparable<Song> {}
ArrayList<Song> B = new ArrayList<A>()
Collections.sort(B)
b1
ArrayList doesn't have a sort method
There is a sort method in the Collections class
class A implements Comparable<Song> {}
ArrayList<Song> B = new ArrayList<A>()
Collections.sort(B)
