Constant Expression 
A constant expression is the simplest expression. It allows you to create an expression and set a constant value that is returned after processing. A constant expression is used to define result values for other expressions.
There are six types of Constant Expressions:
Constant Expression Type |
Text (Description) |
|---|---|
Text |
Character You can enter an attribute with a maximum length of 255 in the Value field. |
Number |
Number with decimals You can enter an attribute with a maximum length of 46. The length represents the number of digits without exponent or sign. |
Boolean |
Boolean Value |
Amount |
Number and Currency |
Quantity |
Number and Unit |
Timepoint |
You can set abstract Date, abstract Time, abstract Data Time, Global Date Time, Local DateTime Offset |