"nil" for an index

[Reuben Thomas <rrt@...>]

> I was under the impression that the syntactic sugar of t.x for
> t["x"] , and x = for ["x"] = inside a table constructor, worked
> whenever x was replaced by a string that was a valid lua identifier. 
> It appears to work, for example, in both Lua 4.0 and 5.0(w0) if "x"
> is replaced by "print".

I believe that's true.

> However, it appears not to work if "x" is replaced by "nil".

"nil" isn't a valid identifier, it's a keyword.

-- 
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