Re: garbage collection and setfenv

[Roberto Ierusalimschy <roberto@...>]

> So let's say I say:
> 
> function tryThis()
>     myVar = { foo="baz" }
> end
> 
> local env = {}
> setfenv(tryThis, env)
> tryThis()
> 
> My question is: when does myVar get collected?  With my current testing, it
> seems that myVar never gets collected.  If so, how do I "convince" it to be
> collected?

'env' is the environment of 'tryThis' (which is global), so it cannot be
collected until tryThis is garbage or until you change its environment
again. You may try "tryThis = nil" or "setfenv(tryThis, {})".

-- Roberto