what is difference between view and page flow logic

Question

I am new in sap.I read the documentation of BSP, i understand controller,view and model,like in java. But i am confused in page flow logic.I have few questions.

1). what is this and what is difference b/w view and page flow logic.
2). what code should i write in view and page flow logic.
3). what is use of page flow logic. Is BSP has four part, model, controller,view and page flow logic.

Answer 1

Page Flow Logic is for your index.html page. The view folder contains your views and controllers.