RE: [Caml-list] Vagaries of Printf variants

[David Allsopp <dra-news@metastack.com>]

Gabriel Scherer wrote:
> If you know from the start that you need this flexibility, the easiest way
> is probably to use Printf.bprintf from the start, which is reasonably
> efficient and flexible (or write your fprintf-formats with %s rather than
> %a).

Alas, I'm contributing, rather than authoring from scratch!

> If you specifically need to convert code that uses (f)printf with minimal
> changes, you have the problem that your %a/%t functions work with
> out_channel, not strings. The simplest way out is probably to use
> Unix.pipe (which is available on Windows) to create an out_channel that
> you write into and read back the content as a string.

That is a very cunning idea, thank you!


David