Page 1 of 1
Hi.i need help on how to apply retract after diagnosis
Posted: 2 Jun 2014 18:46
by fred malack
Code: Select all
Facts
Symptom:(name,indicator) nondeterm.
I have number of assert in the code i want to retract
Just after diagnosis please i need help cz i have to implement
It plz...
Posted: 2 Jun 2014 20:21
by Thomas Linder Puls
Thanx alot ...
Posted: 3 Jun 2014 3:56
by fred malack
Should i put it in a predicate where should i place it sir...
...thanx alooot sir
Thaaanx alot...
Posted: 3 Jun 2014 4:01
by fred malack
Thaanx but should i place retractAll(_,_)
Inside a predicate or where should i place it??
Hi..i have tried to implement it gives me error
Posted: 3 Jun 2014 5:36
by fred malack
Code: Select all
Facts
Symptom:(name,indicator) nondeterm.
Clauses
retractAll(symptom(_,_)).
That is how i tried to implement retract so it remove all the previous
Data from symptom but it gives me error please i need help to be able to implement
It....
Posted: 3 Jun 2014 7:12
by Tonton Luc
Hi,
Make a search of "
retractall" or "
retractfactDB" on this forum and you will understand better how to use it
...like in this post =>
http://discuss.visual-prolog.com/viewto ... retractall
Posted: 3 Jun 2014 7:57
by Thomas Linder Puls
You can specifically look at:
Expert system(medical diagnosis system) (post #41300).