Re: The 4 negations of Lua

[Charles Heywood <vandor2012@...>]

I'm pretty sure that wouldn't work but I'm not at a computer to test.

On Fri, Sep 16, 2016, 2:59 PM Soni L. <fakedme@gmail.com> wrote:

On 17/09/16 02:18 AM, Martin wrote:
>
> On 16-09-05 12:29 PM, Soni L. wrote:
>> Lua has 4 forms of negation:
>>
>> -
>> ~
>> not
>> ~=
>>
>> Yet only 2 of them can be overloaded.
>>
>> It's cool that Lua has 4 forms of negation tho.
> As I understand "-" is for general numbers, "~" for integer numbers,
> "not" for general logic and "~=" for equivalence logic. From them only
> "~=" may be dropped and reformulated as "not ==".

What, "~true" isn't a good replacement for "not true"? A boolean has a
single bit so bitwise negation on booleans makes sense...

>
> Also you may count table.insert(), t[#t + 1], "+" and ".." as addition.
>

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