Use this dialog to add a variable (either session, repository, or presentation) to a formula in the "Edit Column Formula dialog: Column Formula tab" or in the "New EVALUATE_PREDICATE Function dialog."
For more information, see:
"How Can I Use the EVALUATE_PREDICATE Function with a Filter?"
"Adding the EVALUATE_PREDICATE Function to an Inline Filter"
Components
Variable Name
This field is available only if you have selected Session and Repository as the variable type to add.
Use this field to enter the name of the session or repository variable, for example USER.
Variable Expression
This field is available only if you have selected Presentation as the variable type to add.
Use this field to enter the name of the presentation variable, for example MyFavoriteRegion.
To type-cast (that is, convert) the variable to a string, enclose the name in single quotes, for example:
'user.displayName'
Default Value (Optional)
This field is available only if you have selected Presentation as the variable type to add.
Use this field to enter a default value for the presentation variable, for example EASTERN REGION.
Notes
When you click OK in this dialog, the appropriate expression for the variable is created and inserted in the Formula area. For example:
@{MyFavoriteRegion}{EASTERN REGION}
Related Topics