1. VPL Patterns – Loop Pattern using Notification
VPL Beginner Course – 05
Young Joon Kim

2. Topics Simple loop pattern using notification
Get Min/Max number using Loop Pattern

3. Simple Loop Pattern using Notification

4. Scenario for target sample
Build simple loop diagram
Display loop index
Call “Activity”
Notification of “Activity”
Display Loop Index
Loop
Call “Activity”

5. Simple loop pattern using notification
Add “Data” and “Variable”
Click “Variables” icon
Click

6. Simple loop pattern using notification
Add “loopIndex” variable (int)

7. Simple loop pattern using notification
Initialize “loopIndex” with value “0”

8. Simple loop pattern using notification
Add “Activity”

9. Simple loop pattern using notification
Change the name of “Activity”
Click

10. Simple loop pattern using notification
Double-click

11. Simple loop pattern using notification
Connect input point and notification point

12. Simple loop pattern using notification
Connected result

13. Simple loop pattern using notification
Connect “Variable” and “Jump”
Copy & paste “Jump”

14. Simple loop pattern using notification
Add “If” and “Calculate” activities
Copy & paste “Variable” activity
Connect the notification point of “Jump” and “If”

15. Simple loop pattern using notification
Connect each activities

16. Simple loop pattern using notification
Add “HelloApps (Util) ListBoxDialog” service
Copy & paste “Jump”

17. Simple loop pattern using notification
Connect “Variable” and “ListBoxDialog” service

18. Simple loop pattern using notification
Completed diagram

19. Simple loop pattern using notification
Executed result

20. Get Min/Max using Loop Pattern

21. Scenario for target sample
Calculate Min/Max number from the array
Input numbers
Call “Activity”
Notification of “Activity”
Compare Min/Max
Loop
Call “Activity”
If last item
Display Min/Max

22. Initialize variables

23. Initialize variables Add “Data” and “Variable” Click “Variables” icon

24. Initialize variables Add variables as follows
maxValue (double), minValue (double)
arrayList (list of double)
loopIndex (int)

25. Initialize variables Add another two “Data” activities
Copy & paste “Variable”
Connect them as follows

26. Input numbers

27. Input numbers Add “HelloApps (Util) ArrayInput” service
Add “Calculate” and “Variable” activities
Connect the notification point of “ArrayInput” and “Calculate”

28. Input numbers
Select “NotifyArrayList”
Connect activities as follows

29. Build Loop Pattern

30. Build Loop Pattern
Add “Activity”

31. Build Loop Pattern
Change name as “Jump”
Double-click “Jump” activity

32. Build Loop Pattern
Connect the input point and the notification point

33. Build Loop Pattern
Copy & paste two “Jump” activities

34. Get Min/Max numbers

35. Get Min/Max numbers
Add “If”, “Calculate”, and “Variable” activities as follows

36. Get Min/Max numbers
Set “If” activities as follows

37. Get Min/Max numbers Set “Calculate” as follows
Connect “Calculate” and “Variable” activities

38. Get Min/Max numbers
Add “Calculate” and “Variable” activity

39. Get Min/Max numbers
Connect “Calculate” and “Variable”

40. Get Min/Max numbers
Add “Display” diagram as follows

41. Get Min/Max numbers
Completed diagram

42. Get Min/Max numbers
Run diagram
Add numbers by clicking “Add” button

43. Get Min/Max numbers
Click “Submit as List” as follows