Re: numeric captures (string.find)

[David Given <dg@...>]

Asko Kauppi wrote:
[...]
> Would it be hard to make 'string.find()' return true numbers (not 
> strings with numerical contents, as now):
>
>     local _,_, a,b= string.find( "42 world", "(%d+)%s+(.+)" )
>
>     --now: "42","world"
>     --then: 42,"world"
>
> I believe this little change would be welcome, and not cause major 
> headaches in applications (they now have 'tonumber()', which would 
> become irrelevant but work the same).

Why do you need it? Lua will implicitly convert the numbers as needed.

a = "42"
print(a + 1)
-> 43

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