Re: Another table question...

[Eugen-Andrei Gavriloaie <shiretu@...>]

On Apr 9, 2008, at 6:04 PM, Jerome Vuarand wrote:

> Jerome Vuarand wrote:
> > Eugen-Andrei Gavriloaie wrote:
> > > Here is a piece of lua script:
> > >
> > > a={some_key="some value...",some_other_key=233.2,"value without  
> > > key"}
> > >
> > > [...]
> > >
> > > Normally I do:
> > >
> > > lua_createtable();
> > > lua_push... //key
> > > lua_push... /value
> > > lua_settable(L, -3);
> > >
> > > But lua_settable is extracting 2 elements from the stack. What  
> > > should
> > > I put instead of the first lua_push to obtain an auto assigned key?
> >
> > You can't get the exact same result without tracking the number of
> > "auto-assigned" keys yourself, but you can use the following to have
> > a similar result:
> >
> > lua_push...(L, value);
> > lua_rawseti(L, -2, lua_objlen(L, -2));
>
> There is an obvious mistake in the above, correct code is:
>
> lua_push...(L, value);
> lua_rawseti(L, -2, lua_objlen(L, -2) + 1); /* < note the +1 */
Tx for the response. But is some kind dangerous because the table  
might already contain a row with the same key. Am I right?