Re: Lua 5.1 userdata fenv nil?
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- Subject: Re: Lua 5.1 userdata fenv nil?
- From: Finn Wilcox <finnw@...>
- Date: 2013年2月20日 21:32:20 +0000
On 20/02/2013 20:48, Marc Lepage wrote:
> A userdata can have a table set as fenv. It has a default fenv.
>
> Can I set the userdata fenv to nil? And later set it back to some table
> (empty, not the original default fenv)?
>
> Would this have any weird effects?
You cannot set the fenv of a userdata to nil. It must always be a
table. But an empty table is fine.