Dynamic multi-dimensional arrays

[Steve Schveighoffer]

On Wed, 14 Jan 2009 20:32:48 +0100, Hoenir wrote:

> Having a small "problem" here:
> (Tile is a struct)
> 
> Tile[][] tiles = new Tile[85][85];
> 
> gives me
> Error: cannot implicitly convert expression (new
> Tile[85u][](cast(uint)85)) of type Tile[85u][] to Tile[][]
> 
> I'm trying to understand why that error occurs.

D interprets a new expression with an array index as:

new T[x]

means create a new dynamic array of type T with x elements.  Your T is 
interpreted as:

Tile[85], i.e. a static array.

it's not well known, but you can do this for what you want:

Tile[][] tiles = new Tile[][](85, 85);

-Steve