Para crear un array multidimencional puedes hacerlo
   
Código PHP:
Ver original- $array[] = 'array multi-dimensional 1'; 
- $array[] = 'array multi-dimensional 2'; 
- $array[] = 'array multi-dimensional 3'; 
- $array[] = 'array multi-dimensional 4'; 
- $array[] = 'array multi-dimensional 5'; 
- $array[] = 'array multi-dimensional 6'; 
- $array[] = 'array multi-dimensional 7'; 
-   
- //Dentro de un bucle 
- for($i=1; $i<=7; $i++){ 
-   $array[] = 'array multi-dimensional ' . $i; 
- } 
-   
- //array asociativo 
- $array['foo'] = 'array multi-dimensional 1'; 
- $array['foo'] = 'array multi-dimensional 2'; 
- $array['foo'] = 'array multi-dimensional 3'; 
- $array['foo'] = 'array multi-dimensional 4'; 
- $array['foo'] = 'array multi-dimensional 5'; 
- $array['foo'] = 'array multi-dimensional 6'; 
- $array['foo'] = 'array multi-dimensional 7'; 
-   
- //Dentro de un bucle 
- for($i=1; $i<=7; $i++){ 
-   $array['foo'] = 'array multi-dimensional ' . $i; 
- }