Joining a List in Java with commas and “and”

Question

Given a list

List l = new ArrayList();
l.add(\"one\");
l.add(\"two\");
l.add(\"three\");

I have a method

<

Answer 1

In Java 8 you can use String.join() like following:

Collection elements = ....;
String result = String.join(", ", elements);