filter data output in PASCAL

my data output code :

gotoxy(2,5);write(data[i].film_id);
gotoxy(10,5);write(data[i].film_title);
gotoxy(39,5);write('Rp',data[i].price:0:2);
gotoxy(52,5);write(data[i].category);
gotoxy(66,5);write(data[i].stock);

I want to show my data based on the category record. For example i want to show my film data but the only if category is ACTION

i tried this on and it wont work

 if data[i].category='Action' then

i put that code above the output code

so how can i solve my problem, thanks