vba - How to write this php in vb?

Question

for($i=0;$i<10;$i++)
{
    for($j=0;$j<10;$j++)
    {   
        $ar[i][j] = i*j

    }
}


$a = implode("-",$ar[0])

Answer 1

Dim Ar(9, 9) As Integer
For i = 0 To 9
    For j = 0 To 9
        Ar(i, j) = i * j
    Next j
Next i