2018年03月27日 5:21 GMT+02:00 Eric Man <meric.au@gmail.com>:
> What was the reason we don't use:
>
> setmetatable(t, { __mode = 'strong' })
It uses too many letters.
At present 'k' means keys are weak, 'v' means values are weak. Just
's' or maybe 'S' (strong feels as it it should be capitalized) would
be enough.