Re: 'table' as fallback for tables
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- Subject: Re: 'table' as fallback for tables
- From: "Soni L." <fakedme@...>
- Date: 2016年6月25日 15:44:35 -0300
On 25/06/16 03:41 PM, Roberto Ierusalimschy wrote:
Why doesn't table.pack set a default metatable that uses self.n for __len?
Because using an explicit ".n" in the code (and knowing what it means)
seem simpler.
-- Roberto
I see... Also why doesn't __len support numbers?
Lua 5.3.3 Copyright (C) 1994-2016 Lua.org, PUC-Rio
> #setmetatable({},{__len=3})
stdin:1: attempt to call a number value
stack traceback:
stdin:1: in main chunk
[C]: in ?
--
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