[luatex] Off topic: A quiz
Arthur Reutenauer
arthur.reutenauer at normalesup.org
Thu Dec 12 13:30:18 CET 2013
(I didn't try it, I promise.)
> if match("à","%s") then
> print("space")
> else
> print("not a space")
> end
à is U+00E0, which is 0xc3 0xa0 in UTF-8, and U+00A0 is the
unbreakable space, so I'm guessing we get "space".
> if match("á","%s") then
> print("space")
> else
> print("not a space")
> end
The two UTF-8 bytes are 0xc3 0xa2 here, and I can't remember off hand
what 0xa2, but I'm guessing "not a space".
Arthur
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