Re: Make sure numbers are numbers
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- Subject: Re: Make sure numbers are numbers
- From: spir ☣ <denis.spir@...>
- Date: 2010年4月20日 17:42:16 +0200
On 2010年4月20日 10:50:26 -0400
Henk Boom <henk@henk.ca> wrote:
> On 20 April 2010 09:41, Stuart P. Bentley <stuart@testtrack4.com> wrote:
> > One case where I've actually encountered unavoidable issues with a Lua
> > design due to type coercion was something like this, if I recall correctly:
> >
> > num_table{[2]="This gets printed instead"}
> >
> > index_searched_for="2"
> >
> > print(num_table[index_searched_for] or "Even though this is what should be
> > printed!")
> >
> > If I've got that right and am not mis-remembering the problem, then Lua 5.2
> > should make the change that type coercion never comes into play when
> > indexing tables.
>
> Doesn't seem to be an issue to me:
>
> > num_table = {[2]="This gets printed instead"}
> > index_searched_for="2"
> > print(num_table[index_searched_for] or "Even though this is what should be printed!")
> Even though this is what should be printed!
>
> henk
Indeed!
Denis
________________________________
vit esse estrany ☣
spir.wikidot.com