[texhax] Last char of a string

[Susan Dittmar]

Quoting Uwe Lueck (uwe.lueck at web.de):
> I had not thought this would take so much, what a pity, I had to something
> more important, now it's too late.

Late, or maybe even too late, for the OP *maybe*. Thanks for sharing this
nonetheless. I learned something new, and as it will be in the archives,
others might find it when this question arises next.

	Susan