[Gambas-user] 2D-Array ?

[wally]

On Sunday, October 23, 2011 08:16:07 Bruce Bruen wrote:
> On Sun, 2011-10-23 at 05:27 +0200, wally wrote:
> > Hi,
> > 
> > more important as the following question itself, is where may i find the
> > answer myself without this mailinglist ?
> > I always have problems to find sufficient documentation on gambas :(
> > Where to search for it ?
> > How to search the mailinglist archive ?
> > 
> > How can i do the following C code in a Public Sub Button1_Click()
> > in Gambas 3 ?
> > 
> > int main() {
> > 
> >      int i;
> >      
> >      float arr[][2] = { {1.2, 3.4} , {4.5, 5.6} , {7.8 , 8.9} };   <--
> >      ???
> >      
> >      printf("%i \n", sizeof(arr)/sizeof(float)/2);
> >      for (i=0;i<(sizeof(arr)/sizeof(float)/2);i++) {
> >      
> >           printf("%2.2f \t %2.2f \n",arr[i][0],arr[i][1]);
> >      
> >      }
> > 
> > return 0;
> > }
> 
> Public Sub Button1_Click()
> 
>   Dim i As Integer
>   Dim arr As Float[][]= [[1.11111, 2.23456], [2.27654, 3.3], [3.4,
> 4.50], [123456.789, 987654.321]]
> 
>   For i = 0 To arr.Max
>     Print Round(arr[i][0], -2), Round(arr[i][1], -2)
>   Next
> 
> End
> 
> Apart from Round(float,int) accepting a -ve number which is well
> explained in the help, I would have thought the rest was intuitively
> obvious to even the most casual of observer :-)
> 
> I've said this before and no doubt I'll say it again, the gambas help is
> very succinct.  Read every word in a help page and consider what it
> means.
> hth
> Bruce
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Hi Bruce, 

thank you
I tried "{ }" and "( )" but not "[ ]"    :)

what does this sentence mean 
> Apart from Round(float,int) accepting a -ve number ... " 

wally