In this article, I will show you how to write a program using a Microsoft Visual Foxpro to ask the user to give a number, and then the program will compute the factorial value of the given number by our user and display the results on the screen.
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Program Listing
* Object : Command1 Procedure: Click
*
* Created By Jake R. Pomperada, MAED-IT, MIT
* www.jakerpomperada.com / www.jakerpomperada.blogspot.com
* jakerpomperada@gmail.com
* Microsoft Visual Foxpro 9.-
* Bacolod City, Negros Occidental, Philippines
f = VAL(thisform.txtNumber.Text)
LOCAL i, r
r = 1
FOR i = f TO 1 STEP -1
r = r * i
NEXT
thisform.label2.Caption = "The factorial value is " + LTRIM(STR(r)) + "."
* Object : Command2 Procedure: Click
*
thisform.txtNumber.value = ""
thisform.label2.Caption = ""
thisform.txtNumber.SetFocus