On 2017-07-29 16:12, Ed Leafe wrote:
On Jul 29, 2017, at 8:10 AM, Alan Bourke alanpbourke@fastmail.fm wrote:
Sort of like an immutable collection of objects or primitive types then?
Sort of, but there is also the concept that it makes no sense to add or remove an item from that collection. So not just immutable, but no reason to be changed.
So a static set of data, then? Like USPS zip codes?