Re: Why does #{nil, "sun"} output 2, whereas a={}; a[2]="sun"; print(#a) output 0?

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Subject: Re: Why does #{nil, "sun"} output 2, whereas a={}; a[2]="sun"; print(#a) output 0?
From: Viacheslav Usov <via.usov@...>
Date: Mon, 12 Oct 2020 11:04:09 +0200

On Mon, Oct 12, 2020 at 10:23 AM Robert Burke <sharpobject@gmail.com> wrote:

> For tables, == will just tell you whether a and b are the same table

... when no __eq metamethod is defined. See the manual for a full specification.

Cheers,
V.

References:
- Why does #{nil, "sun"} output 2, whereas a={}; a[2]="sun"; print(#a) output 0?, 孙世龙 sunshilong
- Re: Why does #{nil, "sun"} output 2, whereas a={}; a[2]="sun"; print(#a) output 0?, 孙世龙 sunshilong
- Re: Why does #{nil, "sun"} output 2, whereas a={}; a[2]="sun"; print(#a) output 0?, Robert Burke

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