Expression syntax
- Last UpdatedNov 21, 2022
- 1 minute read
- PI System
- PI DataLink 2023 SP1
- Visualization
Follow these guidelines when writing expressions:
-
Enclose any PI point or PI AF attribute names in single quotes.
'sinusoid'>1
-
Enclose any time expression in single quotes.
't'
'11-Apr-17'
-
Enclose any string values or digital states in double quotes.
'stringtag'="ACME"