Autodesk 24108-051400-9000 - AutoCAD Revit Architecture Suite 2008 User Manual page 2118

You can save a formula containing red and gray fields for future editing, but a warning dialog displays because the
formula will not be evaluated correctly. You can access online Help for VBScript code in the formula for more
information on its proper usage.
Selected red condition field, and entered strHeightOverride = "".
Selected red statements field, and entered RESULT = CDbl( ).
With the cursor between the parentheses, selected Height under SpaceStyles.
Deleted the ElseIf line and the line below it.
Selected red elseStatements" field, and entered RESULT = strHeightOverride.
Entered Vaulted for sample value of HeightOverride.
Every time a sample value is changed a new sample result displays.
Entered 108 for sample value of SpaceStyles:Height.
Selected Length - Long for Format.
Sample values are formatted and inserted into the formula in place of the corresponding property definition names
with brackets surrounding them. The entire sample formula is evaluated, and the result displays in the Sample Result
pane.
Because this formula contains the word RESULT, it is evaluated as a function instead of an expression, and the value
of the formula property is the last value assigned to RESULT. The result of this valid formula is Vaulted.
2078 | Chapter 46 Schedules and Display Themes