[-
   undef @a ;
   undef @b ;
   $a[0][0] = 'a1/1' ;
   $a[1][0] = 'a2/1' ;
   $a[1][1] = 'a2/2' ;
   $a[2][0] = 'a3/1' ;
   $a[2][1] = 'a3/2' ;
   $a[2][2] = 'a3/3' ;
   $b[0][0] = 'b1/1' ;
   $b[1][0] = 'b2/1' ;
   $b[1][1] = 'b2/2' ;
   $b[2][0] = 'b3/1' ;
   $b[2][1] = 'b3/2' ;
   $b[2][2] = 'b3/3' ;
   $maxcol=99 ;
-]
   $a[0][[0] = '1/1' ;
   $a[1][[0] = '2/1' ;
   $a[1][[1] = '2/2' ;
   $a[2][[0] = '3/1' ;
   $a[2][[1] = '3/2' ;
   $a[2][[2] = '3/3' ;
$tabmode = default
| [+ $a[$row][0] +] | 
| 1 | 2 | 3 | 
|---|---|---|
| [+ $a[$row][$col] +] | 
| [+ $b[2][$col] +] | 
|---|
| [+ $a[$row][$col] +] | 
$tabmode=3 + 48 ; $maxcol = 4; $maxrow = 4
[- $tabmode=3 + 48 ; $maxcol = 4; $maxrow = 4 -]
| [+ $a[$row][$col] +] | 
$tabmode=1 + 32 ;
[- $tabmode=1 + 32 ; -]
| [+ $a[$row][$col] +] | 
| [+ $a[$row][$col] +] | 
| [+ $a[$row][$col] +] |