Hi,

A common technique is to use a counter like :

1. size(480, 120);
2. int cnt =0;
3. smooth();
4. strokeWeight(2);
5. for (int i = 20; i < 400; i += 8) {
6. line(i, 40, i + 60, 80);
7. cnt++;
8. }
9. print(cnt);

Thanks alot, this helped more than you can imagine!