arrays in DMD V2

[steven kladitis via Digitalmars-d-learn]

import std.stdio;

void main()
{

int    a0[];
int    a1[][];
string a2[][];
string a3[][string];
string a4[][string][string];
//string a4[string][string][string]; is this the same as above????
int    a5[][string][string][string];
int    a6[string][int][string][float];
int    a7[int][int][string];

// how do you initialize each array, what type are they 
multidimensional???
// how do you define all of the above with limits on each 
dimension???



}

//help please