On Saturday, 2 February 2019 at 19:23:58 UTC, Ron Tarrant wrote: > Thanks for the replies, fellow programmers. (generic, unisex, > PC, and all-encompassing) > > If I could trouble someone for a complete working example so I > have something to study, that would be excellent. I found here an example: https://rosettacode.org/wiki/Singleton#D Kind regards Andre