JESS: NULL and Jess

Hello. How can I check that Java object is not null in Jess? Sencerely, Ilona Karpova To unsubscribe, send the words 'unsubscribe jess-users [EMAIL PROTECTED]' in the BODY of a message to [EMAIL PROTECTED], NOT to the list (use

Re: JESS: NULL and Jess

I think lilu wrote: Hello. How can I check that Java object is not null in Jess? Sencerely, Ilona Karpova The Jess equivalent of Java null is the symbol nil. So you can check if a variable ?x is not null with (if (neq ?x nil) then ...