[Date Prev][Date Next][Thread Prev][Thread Next]
- Subject: Re: Flush the term upvalue from 5.1 manual
- From: Philippe Lhoste <PhiLho@...>
- Date: Fri, 25 Nov 2005 20:46:30 +0100
Boyko Bantchev wrote:
On 11/24/05, Philippe Lhoste <PhiLho@gmx.net> wrote:
...I thought it was a common term in functionnal programming.
Well, there is no definition of that word in Wikipedia
And searching upvalue in Google brings around 950 answers, half that if
I exclude the Lua word...
Googling on upvalue finds nothing in
I personally don't recall to have seen the word upvalue in texts
related to these languages.
So it is me mixing up things I don't know well :-P
I believe upvalues has a sense in Lua 4.0 and before, where you needed a
special syntax to access local variables of upper scope.
There was/is a thing with "captured (or frozen) value" with which I was
never comfortable with, coming from a procedural world...
I don't even know if this trick is still possible in the lexically
-- (near) Paris -- France
-- -- -- -- -- -- -- -- -- -- -- -- -- --