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VB code that will check to see if attribute in PI AF is null before inserting

Question asked by KrisR on Apr 28, 2016
Latest reply on Apr 28, 2016 by bshang

I need to insert values into an attribute that is called "Alarm," but if there is no attribute in PI AF, then I don't want to insert the alarm.  How do you check to see if an attribute in PI AF is null before inserting into it? 

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