my $item = $self->grid($x, $y) and push @{$self->{'select'}}, $item

##</code><code>##

 my $item;
 $item = $self->grid($x, $y) and push @{$self->{'select'}}, $item

##</code><code>##

 if (my $item = $self->grid($x, $y)) {
   push @{$self->{'select'}}, $item
 }