Experimental Physics and
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> I have not tried this kind of Rule on newer CSS versions.

Rule expressions
   pvStr0 == “some text”
work in the latest incarnation, i.e. the Display Builder in CS-Studio/Phoebus.
I assume that's in part because BOY would internally translate the rules into JavaScript, while the Display Builder translates them into Jython.

-Kay

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Re: Compare two string-type PVs in CSS/BOY rule Hu, Yong via Tech-talk

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