Re: [Vala] how to access the length attribute of multi dimensional arrays?

[Rob Taylor <rob taylor codethink co uk>]

On 02/07/10 00:26, Seth Hoenig wrote:
> So if I pass a matrix to a function (or any multidimensional array), I can
> only seem to access the .length attribute of the first dimension. Is there a
> way to access the .length attributes of the other dimensions of the array?
>
> public Something(int[,] arr)
> {
> _n_rows =  arr.length;
> _n_cols =   arr[0, ].length; // no compile :(
> }
>
> In the example above, I can't seem to find a way to find out how many
> columns are in my matrix.


If I recall correctly, multidimensional arrays have an arrayed length 
member - i.e.

public Something(int[,] arr)
{
  _n_rows =  arr.length[0];
  _n_cols =   arr.length[1];
}

HTH,
Rob


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--

Rob Taylor, Managing Director, Codethink Ltd. - http://codethink.co.uk
Twitter: #robtaylor78 - LinkedIn: http://www.linkedin.com/in/robtaylor78