@array1=(1,2,3) , @array2(7,8)  and array3=(1,5,23,3);

##</code><code>##

1-7-1, 1-7-5, 1-7-23, 1-7-3, 1-8-1, 1-8-5, 1-8-23, 1-8-3, 
2-7-1, 2-7-5, 2-7-23, 2-7-3, 2-8-1, 2-8-5, 2-8-23, 2-8-3,
3-7-1, 3-7-5, 3-7-23, 3-7-3, 3-8-1, 3-8-5, 3-8-23, 3-8-3

##</code><code>##

for ($i==0;$i<=$array1;$i++)
    {
        for ($j==0;$j<=$array2;$j++)
           {
               for ($k==0;$k<=$array3;$k++)
                   {
                       print $array1[$i], "\t", $array2[$j], "\t", $array[$k], "\n";
                   }
           }
    }