How do I use INotifyPropertyChanged to update an array binding?

Question

Let\'s say I have a class:

class Foo
{
  public string Bar
  {
    get { ... }
  }

  public string this[int index]
  {
    get { ... }
  }
}

I

Answer 1

Thanks to Cameron's suggestion, I've found the correct syntax, which is:

Item[]

Which updates everything (all index values) bound to that indexed property.