Re: Logging changes of a weak table

[Oliver Kroth <oliver.kroth@...>]

Am 03.09.2018 um 17:18 schrieb Zhao Han:
> Hi, All,
>
> For a weak table, is it possible to use some meta table tricks to track the changes of the table?
>
> e.g. when a key or value get collected, print a message.
>
> Best Regards,
> /hz
You could try to use the __gc field at a metatable at the objects that 
are going to get collected

--
Oliver