Operator and Precedence Value Matrix
The following table displays the probable value matrix for the Operator and Precedence columns of different Expression records.
Data Types
Value
Function
Field
Lookup
Yes
No
Yes
Picklist
Yes
No
Yes
Multi-Picklist
Yes
No
Yes
Checkbox
Yes
Yes
Yes
Number Formula (Number)
Yes
No
Yes
Currency
Yes
No
Yes
Auto Number (Name)
Yes
No
Yes
Text Formula (Text)
Yes
No
Yes
Percentage
Yes
No
Yes
Date
Yes
Yes
Yes
Date/Time
Yes
Yes
Yes
Email
Yes
No
Yes
URL
Yes
No
Yes
Text Area
Not Visible
Not Visible
Not Visible
Roll up summary
Yes
No
Yes
Phone
Yes
No
Yes
* 
Yes indicates that an operator is available for the corresponding data type and No indicates that an operator is unavailable for the corresponding data type.
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